222406634351 has 16 divisors (see below), whose sum is σ = 243481211808. Its totient is φ = 201475123200.

The previous prime is 222406634311. The next prime is 222406634369. The reversal of 222406634351 is 153436604222.

It is a cyclic number.

It is not a de Polignac number, because 222406634351 - 2²⁶ = 222339525487 is a prime.

It is a super-2 number, since 2×222406634351² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222406634311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12513311 + ... + 12531071.

It is an arithmetic number, because the mean of its divisors is an integer number (15217575738).

Almost surely, 2^222406634351 is an apocalyptic number.

222406634351 is a deficient number, since it is larger than the sum of its proper divisors (21074577457).

222406634351 is a wasteful number, since it uses less digits than its factorization.

222406634351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21722.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 222406634351 in words is "two hundred twenty-two billion, four hundred six million, six hundred thirty-four thousand, three hundred fifty-one".