2312433026531 has 4 divisors (see below), whose sum is σ = 2344110191352. Its totient is φ = 2280755861712.

The previous prime is 2312433026503. The next prime is 2312433026539. The reversal of 2312433026531 is 1356203342132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312433026531 is a prime.

It is a super-2 number, since 2×2312433026531² (a number of 26 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 = 2312433026491 and 2312433026500.

It is not an unprimeable number, because it can be changed into a prime (2312433026539) 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, 15838582301 + ... + 15838582446.

It is an arithmetic number, because the mean of its divisors is an integer number (586027547838).

Almost surely, 2^{2312433026531} is an apocalyptic number.

2312433026531 is a deficient number, since it is larger than the sum of its proper divisors (31677164821).

2312433026531 is an equidigital number, since it uses as much as digits as its factorization.

2312433026531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31677164820.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 2312433026531 its reverse (1356203342132), we get a palindrome (3668636368663).

The spelling of 2312433026531 in words is "two trillion, three hundred twelve billion, four hundred thirty-three million, twenty-six thousand, five hundred thirty-one".