312012030020033 has 16 divisors (see below), whose sum is σ = 366229455951744. Its totient is φ = 260205943847040.

The previous prime is 312012030020023. The next prime is 312012030020099. The reversal of 312012030020033 is 330020030210213.

It is a cyclic number.

It is not a de Polignac number, because 312012030020033 - 2³⁸ = 311737152113089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312012030019987 and 312012030020014.

It is not an unprimeable number, because it can be changed into a prime (312012030020023) 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, 2671418 + ... + 25122908.

It is an arithmetic number, because the mean of its divisors is an integer number (22889340996984).

Almost surely, 2^{312012030020033} is an apocalyptic number.

It is an amenable number.

312012030020033 is a deficient number, since it is larger than the sum of its proper divisors (54217425931711).

312012030020033 is a wasteful number, since it uses less digits than its factorization.

312012030020033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22505192.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 312012030020033 its reverse (330020030210213), we get a palindrome (642032060230246).

The spelling of 312012030020033 in words is "three hundred twelve trillion, twelve billion, thirty million, twenty thousand, thirty-three".