311432024012 has 24 divisors (see below), whose sum is σ = 546022977696. Its totient is φ = 155425615488.

The previous prime is 311432023939. The next prime is 311432024017. The reversal of 311432024012 is 210420234113.

It is a super-2 number, since 2×311432024012² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (311432024017) 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, 8867078 + ... + 8902130.

It is an arithmetic number, because the mean of its divisors is an integer number (22750957404).

Almost surely, 2^311432024012 is an apocalyptic number.

It is an amenable number.

311432024012 is a deficient number, since it is larger than the sum of its proper divisors (234590953684).

311432024012 is a wasteful number, since it uses less digits than its factorization.

311432024012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39137 (or 39135 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 311432024012 its reverse (210420234113), we get a palindrome (521852258125).

The spelling of 311432024012 in words is "three hundred eleven billion, four hundred thirty-two million, twenty-four thousand, twelve".