2321322031 has 6 divisors (see below), whose sum is σ = 2700313440. Its totient is φ = 1989704556.

The previous prime is 2321322007. The next prime is 2321322041. The reversal of 2321322031 is 1302231232.

It is not a de Polignac number, because 2321322031 - 2¹⁵ = 2321289263 is a prime.

It is a super-2 number, since 2×2321322031² = 10777071943211929922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321322041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23686911 + ... + 23687008.

It is an arithmetic number, because the mean of its divisors is an integer number (450052240).

Almost surely, 2^2321322031 is an apocalyptic number.

2321322031 is a deficient number, since it is larger than the sum of its proper divisors (378991409).

2321322031 is an equidigital number, since it uses as much as digits as its factorization.

2321322031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47373933 (or 47373926 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2321322031 is about 48180.0999480076. The cubic root of 2321322031 is about 1324.0725976978.

Adding to 2321322031 its reverse (1302231232), we get a palindrome (3623553263).

The spelling of 2321322031 in words is "two billion, three hundred twenty-one million, three hundred twenty-two thousand, thirty-one".