22200442042 has 16 divisors (see below), whose sum is σ = 35056231200. Its totient is φ = 10515128400.

The previous prime is 22200442031. The next prime is 22200442141. The reversal of 22200442042 is 24024400222.

It is a happy number.

It is a super-2 number, since 2×22200442042² (a number of 21 digits) contains 22 as substring.

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, 880917 + ... + 905767.

It is an arithmetic number, because the mean of its divisors is an integer number (2191014450).

Almost surely, 2^22200442042 is an apocalyptic number.

22200442042 is a deficient number, since it is larger than the sum of its proper divisors (12855789158).

22200442042 is a wasteful number, since it uses less digits than its factorization.

22200442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48381.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22200442042 its reverse (24024400222), we get a palindrome (46224842264).

The spelling of 22200442042 in words is "twenty-two billion, two hundred million, four hundred forty-two thousand, forty-two".