22331110002222 has 64 divisors (see below), whose sum is σ = 51131621334528. Its totient is φ = 6369183360000.

The previous prime is 22331110002199. The next prime is 22331110002251. The reversal of 22331110002222 is 22220001113322.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397811097 + ... + 397867227.

It is an arithmetic number, because the mean of its divisors is an integer number (798931583352).

Almost surely, 2^{22331110002222} is an apocalyptic number.

22331110002222 is an abundant number, since it is smaller than the sum of its proper divisors (28800511332306).

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

22331110002222 is a wasteful number, since it uses less digits than its factorization.

22331110002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72505.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22331110002222 its reverse (22220001113322), we get a palindrome (44551111115544).

Subtracting from 22331110002222 its reverse (22220001113322), we obtain a square (111108888900 = 333330²).

The spelling of 22331110002222 in words is "twenty-two trillion, three hundred thirty-one billion, one hundred ten million, two thousand, two hundred twenty-two".