22012212222110 has 64 divisors (see below), whose sum is σ = 43844405552640. Its totient is φ = 7889986654080.

The previous prime is 22012212222079. The next prime is 22012212222151. The reversal of 22012212222110 is 1122221221022.

It is a super-2 number, since 2×22012212222110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1262084 + ... + 6754056.

It is an arithmetic number, because the mean of its divisors is an integer number (685068836760).

Almost surely, 2^{22012212222110} is an apocalyptic number.

22012212222110 is a deficient number, since it is larger than the sum of its proper divisors (21832193330530).

22012212222110 is a wasteful number, since it uses less digits than its factorization.

22012212222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492513.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22012212222110 its reverse (1122221221022), we get a palindrome (23134433443132).

The spelling of 22012212222110 in words is "twenty-two trillion, twelve billion, two hundred twelve million, two hundred twenty-two thousand, one hundred ten".