22002212210212 has 24 divisors (see below), whose sum is σ = 41467734425600. Its totient is φ = 10154370815136.

The previous prime is 22002212210189. The next prime is 22002212210263. The reversal of 22002212210212 is 21201221220022.

It is a self number, because there is not a number n which added to its sum of digits gives 22002212210212.

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, 9265662 + ... + 11395477.

Almost surely, 2^{22002212210212} is an apocalyptic number.

It is an amenable number.

22002212210212 is a deficient number, since it is larger than the sum of its proper divisors (19465522215388).

22002212210212 is a wasteful number, since it uses less digits than its factorization.

22002212210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20681635 (or 20681633 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22002212210212 its reverse (21201221220022), we get a palindrome (43203433430234).

The spelling of 22002212210212 in words is "twenty-two trillion, two billion, two hundred twelve million, two hundred ten thousand, two hundred twelve".