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2212231020020 = 2257191144372679
BaseRepresentation
bin100000001100010011001…
…111100111110111110100
321211111011011221201200222
4200030103033213313310
5242221122120120040
64412141312153512
7315554101260410
oct40142317476764
97744134851628
102212231020020
1178322481339a
122b88b3838898
131307c68436a8
1479103127d40
153c82a107bb5
hex203133e7df4

2212231020020 has 96 divisors (see below), whose sum is σ = 5589359462400. Its totient is φ = 718486568064.

The previous prime is 2212231019969. The next prime is 2212231020037. The reversal of 2212231020020 is 200201322122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30402041 + ... + 30474719.

It is an arithmetic number, because the mean of its divisors is an integer number (58222494400).

Almost surely, 22212231020020 is an apocalyptic number.

2212231020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212231020020 is an abundant number, since it is smaller than the sum of its proper divisors (3377128442380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212231020020 is a wasteful number, since it uses less digits than its factorization.

2212231020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84157 (or 84155 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2212231020020 its reverse (200201322122), we get a palindrome (2412432342142).

The spelling of 2212231020020 in words is "two trillion, two hundred twelve billion, two hundred thirty-one million, twenty thousand, twenty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 11443 22886 45772 57215 72679 80101 114430 145358 160202 217417 228860 290716 320404 363395 400505 434834 508753 726790 801010 869668 1017506 1087085 1380901 1453580 1521919 1602020 2035012 2174170 2543765 2761802 3043838 4348340 5087530 5523604 6087676 6904505 7609595 9666307 10175060 13809010 15219190 19332614 27618020 30438380 38665228 48331535 96663070 193326140 831665797 1663331594 3326663188 4158328985 5821660579 8316657970 11643321158 15801650143 16633315940 23286642316 29108302895 31603300286 58216605790 63206600572 79008250715 110611551001 116433211580 158016501430 221223102002 316033002860 442446204004 553057755005 1106115510010 2212231020020