22212213430402 has 16 divisors (see below), whose sum is σ = 35081296192800. Its totient is φ = 10518760707840.

The previous prime is 22212213430399. The next prime is 22212213430417. The reversal of 22212213430402 is 20403431221222.

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, 78024799 + ... + 78308962.

It is an arithmetic number, because the mean of its divisors is an integer number (2192581012050).

Almost surely, 2^{22212213430402} is an apocalyptic number.

22212213430402 is a deficient number, since it is larger than the sum of its proper divisors (12869082762398).

22212213430402 is a wasteful number, since it uses less digits than its factorization.

22212213430402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156337521.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22212213430402 its reverse (20403431221222), we get a palindrome (42615644651624).

The spelling of 22212213430402 in words is "twenty-two trillion, two hundred twelve billion, two hundred thirteen million, four hundred thirty thousand, four hundred two".