22311122311012 has 12 divisors (see below), whose sum is σ = 39047205452976. Its totient is φ = 11154777895880.

The previous prime is 22311122310989. The next prime is 22311122311091. The reversal of 22311122311012 is 21011322111322.

It is a happy number.

It is a super-3 number, since 3×22311122311012³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195750814 + ... + 195864757.

It is an arithmetic number, because the mean of its divisors is an integer number (3253933787748).

Almost surely, 2^{22311122311012} is an apocalyptic number.

It is an amenable number.

22311122311012 is a deficient number, since it is larger than the sum of its proper divisors (16736083141964).

22311122311012 is a wasteful number, since it uses less digits than its factorization.

22311122311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391629818 (or 391629816 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 22311122311012 its reverse (21011322111322), we get a palindrome (43322444422334).

The spelling of 22311122311012 in words is "twenty-two trillion, three hundred eleven billion, one hundred twenty-two million, three hundred eleven thousand, twelve".