311122332104 has 8 divisors (see below), whose sum is σ = 583354372710. Its totient is φ = 155561166048.

The previous prime is 311122332019. The next prime is 311122332109. The reversal of 311122332104 is 401233221113.

It can be written as a sum of positive squares in only one way, i.e., 277339156900 + 33783175204 = 526630^2 + 183802^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 311122332104.

It is not an unprimeable number, because it can be changed into a prime (311122332109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19445145749 + ... + 19445145764.

Almost surely, 2^311122332104 is an apocalyptic number.

It is an amenable number.

311122332104 is a deficient number, since it is larger than the sum of its proper divisors (272232040606).

311122332104 is a wasteful number, since it uses less digits than its factorization.

311122332104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38890291519 (or 38890291515 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 311122332104 its reverse (401233221113), we get a palindrome (712355553217).

The spelling of 311122332104 in words is "three hundred eleven billion, one hundred twenty-two million, three hundred thirty-two thousand, one hundred four".