2103234231321 has 32 divisors (see below), whose sum is σ = 3169012992000. Its totient is φ = 1378260941904.

The previous prime is 2103234231239. The next prime is 2103234231323. The reversal of 2103234231321 is 1231324323012.

2103234231321 is a `hidden beast` number, since 2 + 1 + 0 + 3 + 2 + 342 + 313 + 2 + 1 = 666.

It is not a de Polignac number, because 2103234231321 - 2⁹ = 2103234230809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2103234231323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18612036 + ... + 18724698.

It is an arithmetic number, because the mean of its divisors is an integer number (99031656000).

Almost surely, 2^{2103234231321} is an apocalyptic number.

It is an amenable number.

2103234231321 is a deficient number, since it is larger than the sum of its proper divisors (1065778760679).

2103234231321 is a wasteful number, since it uses less digits than its factorization.

2103234231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124450 (or 124444 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2103234231321 its reverse (1231324323012), we get a palindrome (3334558554333).

The spelling of 2103234231321 in words is "two trillion, one hundred three billion, two hundred thirty-four million, two hundred thirty-one thousand, three hundred twenty-one".