22321312322312 has 8 divisors (see below), whose sum is σ = 41852460604350. Its totient is φ = 11160656161152.

The previous prime is 22321312322291. The next prime is 22321312322347. The reversal of 22321312322312 is 21322321312322.

It can be written as a sum of positive squares in only one way, i.e., 22173682703236 + 147629619076 = 4708894^2 + 384226^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×22321312322312³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395082020137 + ... + 1395082020152.

Almost surely, 2^{22321312322312} is an apocalyptic number.

It is an amenable number.

22321312322312 is a deficient number, since it is larger than the sum of its proper divisors (19531148282038).

22321312322312 is a wasteful number, since it uses less digits than its factorization.

22321312322312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790164040295 (or 2790164040291 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

Adding to 22321312322312 its reverse (21322321312322), we get a palindrome (43643633634634).

The spelling of 22321312322312 in words is "twenty-two trillion, three hundred twenty-one billion, three hundred twelve million, three hundred twenty-two thousand, three hundred twelve".