22012102031100 has 36 divisors (see below), whose sum is σ = 63688348544184. Its totient is φ = 5869893874880.

The previous prime is 22012102031009. The next prime is 22012102031137. The reversal of 22012102031100 is 113020121022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22012102031100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36686836419 + ... + 36686837018.

It is an arithmetic number, because the mean of its divisors is an integer number (1769120792894).

Almost surely, 2^{22012102031100} is an apocalyptic number.

22012102031100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012102031100 is an abundant number, since it is smaller than the sum of its proper divisors (41676246513084).

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

22012102031100 is a wasteful number, since it uses less digits than its factorization.

22012102031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73373673454 (or 73373673447 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22012102031100 its reverse (113020121022), we get a palindrome (22125122152122).

The spelling of 22012102031100 in words is "twenty-two trillion, twelve billion, one hundred two million, thirty-one thousand, one hundred".