311113404412 has 24 divisors (see below), whose sum is σ = 563293836000. Its totient is φ = 150173666496.

The previous prime is 311113404397. The next prime is 311113404419. The reversal of 311113404412 is 214404311113.

It is a super-2 number, since 2×311113404412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311113404419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773089 + ... + 1104487.

It is an arithmetic number, because the mean of its divisors is an integer number (23470576500).

Almost surely, 2^311113404412 is an apocalyptic number.

It is an amenable number.

311113404412 is a deficient number, since it is larger than the sum of its proper divisors (252180431588).

311113404412 is a wasteful number, since it uses less digits than its factorization.

311113404412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339525 (or 339523 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 311113404412 its reverse (214404311113), we get a palindrome (525517715525).

The spelling of 311113404412 in words is "three hundred eleven billion, one hundred thirteen million, four hundred four thousand, four hundred twelve".