2103010312331 has 4 divisors (see below), whose sum is σ = 2109729195432. Its totient is φ = 2096291429232.

The previous prime is 2103010312309. The next prime is 2103010312393. The reversal of 2103010312331 is 1332130103012.

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 2103010312331 - 2²⁶ = 2102943203467 is a prime.

It is a super-2 number, since 2×2103010312331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103010312231) 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, 3359441081 + ... + 3359441706.

It is an arithmetic number, because the mean of its divisors is an integer number (527432298858).

Almost surely, 2^{2103010312331} is an apocalyptic number.

2103010312331 is a deficient number, since it is larger than the sum of its proper divisors (6718883101).

2103010312331 is an equidigital number, since it uses as much as digits as its factorization.

2103010312331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6718883100.

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

Adding to 2103010312331 its reverse (1332130103012), we get a palindrome (3435140415343).

The spelling of 2103010312331 in words is "two trillion, one hundred three billion, ten million, three hundred twelve thousand, three hundred thirty-one".