22111002211210 has 64 divisors (see below), whose sum is σ = 43552898584704. Its totient is φ = 8015381510400.

The previous prime is 22111002211169. The next prime is 22111002211231. The reversal of 22111002211210 is 1211220011122.

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, 629620572 + ... + 629655688.

It is an arithmetic number, because the mean of its divisors is an integer number (680514040386).

Almost surely, 2^{22111002211210} is an apocalyptic number.

22111002211210 is a deficient number, since it is larger than the sum of its proper divisors (21441896373494).

22111002211210 is a wasteful number, since it uses less digits than its factorization.

22111002211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52759.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22111002211210 its reverse (1211220011122), we get a palindrome (23322222222332).

The spelling of 22111002211210 in words is "twenty-two trillion, one hundred eleven billion, two million, two hundred eleven thousand, two hundred ten".