22112012212010 has 32 divisors (see below), whose sum is σ = 45488543939712. Its totient is φ = 7581098669760.

The previous prime is 22112012211979. The next prime is 22112012212013. The reversal of 22112012212010 is 1021221021122.

It is a self number, because there is not a number n which added to its sum of digits gives 22112012212010.

It is not an unprimeable number, because it can be changed into a prime (22112012212013) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 79976 + ... + 6650595.

It is an arithmetic number, because the mean of its divisors is an integer number (1421516998116).

Almost surely, 2^{22112012212010} is an apocalyptic number.

22112012212010 is an abundant number, since it is smaller than the sum of its proper divisors (23376531727702).

22112012212010 is a wasteful number, since it uses less digits than its factorization.

22112012212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6777518.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112012212010 its reverse (1021221021122), we get a palindrome (23133233233132).

The spelling of 22112012212010 in words is "twenty-two trillion, one hundred twelve billion, twelve million, two hundred twelve thousand, ten".