22131114430312 has 8 divisors (see below), whose sum is σ = 41495839556850. Its totient is φ = 11065557215152.

The previous prime is 22131114430307. The next prime is 22131114430333. The reversal of 22131114430312 is 21303441113122.

It can be written as a sum of positive squares in only one way, i.e., 20751978928356 + 1379135501956 = 4555434^2 + 1174366^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1383194651887 + ... + 1383194651902.

Almost surely, 2^{22131114430312} is an apocalyptic number.

It is an amenable number.

22131114430312 is a deficient number, since it is larger than the sum of its proper divisors (19364725126538).

22131114430312 is a wasteful number, since it uses less digits than its factorization.

22131114430312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766389303795 (or 2766389303791 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 22131114430312 its reverse (21303441113122), we get a palindrome (43434555543434).

The spelling of 22131114430312 in words is "twenty-two trillion, one hundred thirty-one billion, one hundred fourteen million, four hundred thirty thousand, three hundred twelve".