22112222120002 has 64 divisors (see below), whose sum is σ = 39289869932544. Its totient is φ = 9133387038720.

The previous prime is 22112222119993. The next prime is 22112222120041. The reversal of 22112222120002 is 20002122221122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 621583488 + ... + 621619060.

It is an arithmetic number, because the mean of its divisors is an integer number (613904217696).

Almost surely, 2^{22112222120002} is an apocalyptic number.

22112222120002 is a deficient number, since it is larger than the sum of its proper divisors (17177647812542).

22112222120002 is a wasteful number, since it uses less digits than its factorization.

22112222120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41443.

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

Adding to 22112222120002 its reverse (20002122221122), we get a palindrome (42114344341124).

The spelling of 22112222120002 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred twenty thousand, two".