22011131012312 has 64 divisors (see below), whose sum is σ = 44649726962400. Its totient is φ = 10112332032000.

The previous prime is 22011131012309. The next prime is 22011131012323. The reversal of 22011131012312 is 21321013111022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129782864 + ... + 129952352.

Almost surely, 2^{22011131012312} is an apocalyptic number.

It is an amenable number.

22011131012312 is an abundant number, since it is smaller than the sum of its proper divisors (22638595950088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011131012312 is a wasteful number, since it uses less digits than its factorization.

22011131012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175236 (or 175232 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 22011131012312 its reverse (21321013111022), we get a palindrome (43332144123334).

The spelling of 22011131012312 in words is "twenty-two trillion, eleven billion, one hundred thirty-one million, twelve thousand, three hundred twelve".