22031122044222 has 24 divisors (see below), whose sum is σ = 47771302877064. Its totient is φ = 7337983484304.

The previous prime is 22031122044203. The next prime is 22031122044233. The reversal of 22031122044222 is 22244022113022.

22031122044222 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 11 + 220 + 4 + 422 + 2 = 666.

It is a super-2 number, since 2×22031122044222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476964913 + ... + 477011100.

It is an arithmetic number, because the mean of its divisors is an integer number (1990470953211).

Almost surely, 2^{22031122044222} is an apocalyptic number.

22031122044222 is an abundant number, since it is smaller than the sum of its proper divisors (25740180832842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22031122044222 is a wasteful number, since it uses less digits than its factorization.

22031122044222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953977304 (or 953977301 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 22031122044222 its reverse (22244022113022), we get a palindrome (44275144157244).

The spelling of 22031122044222 in words is "twenty-two trillion, thirty-one billion, one hundred twenty-two million, forty-four thousand, two hundred twenty-two".