22210002121012 has 48 divisors (see below), whose sum is σ = 39266051190912. Its totient is φ = 10991705702400.

The previous prime is 22210002121001. The next prime is 22210002121033. The reversal of 22210002121012 is 21012120001222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1097701648 + ... + 1097721880.

It is an arithmetic number, because the mean of its divisors is an integer number (818042733144).

Almost surely, 2^{22210002121012} is an apocalyptic number.

It is an amenable number.

22210002121012 is a deficient number, since it is larger than the sum of its proper divisors (17056049069900).

22210002121012 is a wasteful number, since it uses less digits than its factorization.

22210002121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27208 (or 27206 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22210002121012 its reverse (21012120001222), we get a palindrome (43222122122234).

The spelling of 22210002121012 in words is "twenty-two trillion, two hundred ten billion, two million, one hundred twenty-one thousand, twelve".