22112100010 has 64 divisors (see below), whose sum is σ = 53440176384. Its totient is φ = 6361920000.

The previous prime is 22112099959. The next prime is 22112100029. The reversal of 22112100010 is 1000121122.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 22112100010.

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, 1094491 + ... + 1114510.

It is an arithmetic number, because the mean of its divisors is an integer number (835002756).

Almost surely, 2^22112100010 is an apocalyptic number.

22112100010 is an abundant number, since it is smaller than the sum of its proper divisors (31328076374).

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

22112100010 is a wasteful number, since it uses less digits than its factorization.

22112100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209039.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22112100010 its reverse (1000121122), we get a palindrome (23112221132).

The spelling of 22112100010 in words is "twenty-two billion, one hundred twelve million, one hundred thousand, ten".