22312112331309 has 8 divisors (see below), whose sum is σ = 29749556778240. Its totient is φ = 14874704719296.

The previous prime is 22312112331283. The next prime is 22312112331413. The reversal of 22312112331309 is 90313321121322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22312112331309 - 2²⁵ = 22312078776877 is a prime.

It is a super-3 number, since 3×22312112331309³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 22312112331309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312112331209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7762924 + ... + 10241445.

It is an arithmetic number, because the mean of its divisors is an integer number (3718694597280).

Almost surely, 2^{22312112331309} is an apocalyptic number.

It is an amenable number.

22312112331309 is a deficient number, since it is larger than the sum of its proper divisors (7437444446931).

22312112331309 is a wasteful number, since it uses less digits than its factorization.

22312112331309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18417459.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 22312112331309 in words is "twenty-two trillion, three hundred twelve billion, one hundred twelve million, three hundred thirty-one thousand, three hundred nine".