22102000121012 has 24 divisors (see below), whose sum is σ = 44276111206656. Its totient is φ = 9456833416608.

The previous prime is 22102000120999. The next prime is 22102000121039. The reversal of 22102000121012 is 21012100020122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643830428 + ... + 643864755.

It is an arithmetic number, because the mean of its divisors is an integer number (1844837966944).

Almost surely, 2^{22102000121012} is an apocalyptic number.

It is an amenable number.

22102000121012 is an abundant number, since it is smaller than the sum of its proper divisors (22174111085644).

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

22102000121012 is a wasteful number, since it uses less digits than its factorization.

22102000121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287695807 (or 1287695805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22102000121012 its reverse (21012100020122), we get a palindrome (43114100141134).

The spelling of 22102000121012 in words is "twenty-two trillion, one hundred two billion, one hundred twenty-one thousand, twelve".