22002012210212 has 12 divisors (see below), whose sum is σ = 38542931324940. Its totient is φ = 10989746117376.

The previous prime is 22002012210173. The next prime is 22002012210223. The reversal of 22002012210212 is 21201221020022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14367920574016 + 7634091636196 = 3790504^2 + 2762986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2814992537 + ... + 2815000352.

It is an arithmetic number, because the mean of its divisors is an integer number (3211910943745).

Almost surely, 2^{22002012210212} is an apocalyptic number.

It is an amenable number.

22002012210212 is a deficient number, since it is larger than the sum of its proper divisors (16540919114728).

22002012210212 is a wasteful number, since it uses less digits than its factorization.

22002012210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5629993870 (or 5629993868 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22002012210212 its reverse (21201221020022), we get a palindrome (43203233230234).

The spelling of 22002012210212 in words is "twenty-two trillion, two billion, twelve million, two hundred ten thousand, two hundred twelve".