311440033102412 has 12 divisors (see below), whose sum is σ = 545035763444256. Its totient is φ = 155715529261200.

The previous prime is 311440033102411. The next prime is 311440033102427. The reversal of 311440033102412 is 214201330044113.

It is not an unprimeable number, because it can be changed into a prime (311440033102411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1121666339 + ... + 1121943962.

It is an arithmetic number, because the mean of its divisors is an integer number (45419646953688).

Almost surely, 2^{311440033102412} is an apocalyptic number.

It is an amenable number.

311440033102412 is a deficient number, since it is larger than the sum of its proper divisors (233595730341844).

311440033102412 is a wasteful number, since it uses less digits than its factorization.

311440033102412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243645008 (or 2243645006 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 311440033102412 its reverse (214201330044113), we get a palindrome (525641363146525).

The spelling of 311440033102412 in words is "three hundred eleven trillion, four hundred forty billion, thirty-three million, one hundred two thousand, four hundred twelve".