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10100112222 = 2323371978087
BaseRepresentation
bin10010110100000001…
…10111101101011110
3222001220010212021110
421122000313231132
5131141112042342
64350120242450
7505201352214
oct113200675536
928056125243
1010100112222
114313282892
121b5a610426
13c4c670085
146bb582cb4
153e1a85c9c
hex25a037b5e

10100112222 has 32 divisors (see below), whose sum is σ = 21648195072. Its totient is φ = 3133288224.

The previous prime is 10100112203. The next prime is 10100112229. The reversal of 10100112222 is 22221100101.

It is a junction number, because it is equal to n+sod(n) for n = 10100112198 and 10100112207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100112229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983938 + ... + 994149.

It is an arithmetic number, because the mean of its divisors is an integer number (676506096).

Almost surely, 210100112222 is an apocalyptic number.

10100112222 is an abundant number, since it is smaller than the sum of its proper divisors (11548082850).

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

10100112222 is a wasteful number, since it uses less digits than its factorization.

10100112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978152.

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

Adding to 10100112222 its reverse (22221100101), we get a palindrome (32321212323).

The spelling of 10100112222 in words is "ten billion, one hundred million, one hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 23 37 46 69 74 111 138 222 851 1702 2553 5106 1978087 3956174 5934261 11868522 45496001 73189219 90992002 136488003 146378438 219567657 272976006 439135314 1683352037 3366704074 5050056111 10100112222