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2200110121020 = 223575238357431
BaseRepresentation
bin100000000001000000110…
…010000100000000111100
321210022212110100021002210
4200001000302010000330
5242021311142333040
64402414443220420
7314644531316430
oct40010062040074
97708773307083
102200110121020
11779074896599
122b6490517710
1312c61462b9c6
14786b34389c0
153c36ae55480
hex20040c8403c

2200110121020 has 48 divisors (see below), whose sum is σ = 7040352388608. Its totient is φ = 502882313280.

The previous prime is 2200110120979. The next prime is 2200110121091. The reversal of 2200110121020 is 201210110022.

It is a super-2 number, since 2×22001101210202 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2200110120987 and 2200110121005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2619178296 + ... + 2619179135.

It is an arithmetic number, because the mean of its divisors is an integer number (146674008096).

Almost surely, 22200110121020 is an apocalyptic number.

2200110121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200110121020 is an abundant number, since it is smaller than the sum of its proper divisors (4840242267588).

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

2200110121020 is a wasteful number, since it uses less digits than its factorization.

2200110121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5238357450 (or 5238357448 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2200110121020 its reverse (201210110022), we get a palindrome (2401320231042).

The spelling of 2200110121020 in words is "two trillion, two hundred billion, one hundred ten million, one hundred twenty-one thousand, twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 5238357431 10476714862 15715072293 20953429724 26191787155 31430144586 36668502017 52383574310 62860289172 73337004034 78575361465 104767148620 110005506051 146674008068 157150722930 183342510085 220011012102 314301445860 366685020170 440022024204 550027530255 733370040340 1100055060510 2200110121020