22202022222456 has 32 divisors (see below), whose sum is σ = 55507284470400. Its totient is φ = 7400376885600.

The previous prime is 22202022222407. The next prime is 22202022222461. The reversal of 22202022222456 is 65422222020222.

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 7 ways as a sum of consecutive naturals, for example, 17963770 + ... + 19159881.

It is an arithmetic number, because the mean of its divisors is an integer number (1734602639700).

Almost surely, 2^{22202022222456} is an apocalyptic number.

It is an amenable number.

22202022222456 is an abundant number, since it is smaller than the sum of its proper divisors (33305262247944).

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

22202022222456 is a wasteful number, since it uses less digits than its factorization.

22202022222456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37148579 (or 37148575 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 22202022222456 its reverse (65422222020222), we get a palindrome (87624244242678).

The spelling of 22202022222456 in words is "twenty-two trillion, two hundred two billion, twenty-two million, two hundred twenty-two thousand, four hundred fifty-six".