312012133003001 has 16 divisors (see below), whose sum is σ = 329085680040000. Its totient is φ = 295385805038016.

The previous prime is 312012133002949. The next prime is 312012133003003. The reversal of 312012133003001 is 100300331210213.

It is not a de Polignac number, because 312012133003001 - 2⁴⁶ = 241643388825337 is a prime.

It is a super-2 number, since 2×312012133003001² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312012133003003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233725931 + ... + 235057088.

It is an arithmetic number, because the mean of its divisors is an integer number (20567855002500).

Almost surely, 2^{312012133003001} is an apocalyptic number.

It is an amenable number.

312012133003001 is a deficient number, since it is larger than the sum of its proper divisors (17073547036999).

312012133003001 is a wasteful number, since it uses less digits than its factorization.

312012133003001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468783496.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 312012133003001 its reverse (100300331210213), we get a palindrome (412312464213214).

The spelling of 312012133003001 in words is "three hundred twelve trillion, twelve billion, one hundred thirty-three million, three thousand, one".