22421402200442 has 32 divisors (see below), whose sum is σ = 38458323763200. Its totient is φ = 9603764554608.

The previous prime is 22421402200429. The next prime is 22421402200511. The reversal of 22421402200442 is 24400220412422.

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 15 ways as a sum of consecutive naturals, for example, 530801159 + ... + 530843397.

It is an arithmetic number, because the mean of its divisors is an integer number (1201822617600).

Almost surely, 2^{22421402200442} is an apocalyptic number.

22421402200442 is a deficient number, since it is larger than the sum of its proper divisors (16036921562758).

22421402200442 is a wasteful number, since it uses less digits than its factorization.

22421402200442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62690.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 22421402200442 its reverse (24400220412422), we get a palindrome (46821622612864).

The spelling of 22421402200442 in words is "twenty-two trillion, four hundred twenty-one billion, four hundred two million, two hundred thousand, four hundred forty-two".