22012111210222 has 16 divisors (see below), whose sum is σ = 37737194808960. Its totient is φ = 9433225192248.

The previous prime is 22012111210181. The next prime is 22012111210261. The reversal of 22012111210222 is 22201211121022.

It is a self number, because there is not a number n which added to its sum of digits gives 22012111210222.

It is a congruent number.

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, 44474688 + ... + 44966899.

It is an arithmetic number, because the mean of its divisors is an integer number (2358574675560).

Almost surely, 2^{22012111210222} is an apocalyptic number.

22012111210222 is a deficient number, since it is larger than the sum of its proper divisors (15725083598738).

22012111210222 is a wasteful number, since it uses less digits than its factorization.

22012111210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89459175.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22012111210222 its reverse (22201211121022), we get a palindrome (44213322331244).

It can be divided in two parts, 2201211121022 and 2, that multiplied together give a palindrome (4402422242044).

The spelling of 22012111210222 in words is "twenty-two trillion, twelve billion, one hundred eleven million, two hundred ten thousand, two hundred twenty-two".