612023340031 has 4 divisors (see below), whose sum is σ = 648024712992. Its totient is φ = 576021967072.

The previous prime is 612023340013. The next prime is 612023340067. The reversal of 612023340031 is 130043320216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 612023340031 - 2⁵ = 612023339999 is a prime.

It is a super-2 number, since 2×612023340031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612023339978 and 612023340005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612023340011) 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, 18000686455 + ... + 18000686488.

It is an arithmetic number, because the mean of its divisors is an integer number (162006178248).

Almost surely, 2^612023340031 is an apocalyptic number.

612023340031 is a deficient number, since it is larger than the sum of its proper divisors (36001372961).

612023340031 is a wasteful number, since it uses less digits than its factorization.

612023340031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36001372960.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 612023340031 its reverse (130043320216), we get a palindrome (742066660247).

The spelling of 612023340031 in words is "six hundred twelve billion, twenty-three million, three hundred forty thousand, thirty-one".