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20120010201222 = 2310807931026703
BaseRepresentation
bin1001001001100100011100…
…00011111001100010000110
32122020110021002211101121020
410210302032003321202012
510114121240102414342
6110443001033132010
74144423415632311
oct444621603714206
978213232741536
1020120010201222
11645793725a518
12230b48685a006
13b2c402630419
144d7b56a9b978
1524d57aba40ec
hex124c8e0f9886

20120010201222 has 16 divisors (see below), whose sum is σ = 40240394019840. Its totient is φ = 6706607797512.

The previous prime is 20120010201217. The next prime is 20120010201281. The reversal of 20120010201222 is 22210201002102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14864878 + ... + 16161825.

It is an arithmetic number, because the mean of its divisors is an integer number (2515024626240).

Almost surely, 220120010201222 is an apocalyptic number.

20120010201222 is an abundant number, since it is smaller than the sum of its proper divisors (20120383818618).

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

20120010201222 is a wasteful number, since it uses less digits than its factorization.

20120010201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31134787.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20120010201222 its reverse (22210201002102), we get a palindrome (42330211203324).

The spelling of 20120010201222 in words is "twenty trillion, one hundred twenty billion, ten million, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 108079 216158 324237 648474 31026703 62053406 93080109 186160218 3353335033537 6706670067074 10060005100611 20120010201222