22101100112212 has 96 divisors (see below), whose sum is σ = 43095749760000. Its totient is φ = 9833264179200.

The previous prime is 22101100112197. The next prime is 22101100112213. The reversal of 22101100112212 is 21221100110122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101100112213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300826339 + ... + 300899797.

It is an arithmetic number, because the mean of its divisors is an integer number (448914060000).

Almost surely, 2^{22101100112212} is an apocalyptic number.

22101100112212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22101100112212 is a deficient number, since it is larger than the sum of its proper divisors (20994649647788).

22101100112212 is a wasteful number, since it uses less digits than its factorization.

22101100112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74237 (or 74235 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22101100112212 its reverse (21221100110122), we get a palindrome (43322200222334).

The spelling of 22101100112212 in words is "twenty-two trillion, one hundred one billion, one hundred million, one hundred twelve thousand, two hundred twelve".