2203231123331 has 4 divisors (see below), whose sum is σ = 2517978426672. Its totient is φ = 1888483819992.

The previous prime is 2203231123279. The next prime is 2203231123391. The reversal of 2203231123331 is 1333211323022.

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

It is not a de Polignac number, because 2203231123331 - 2³⁴ = 2186051254147 is a prime.

It is a super-2 number, since 2×2203231123331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2203231123331.

It is not an unprimeable number, because it can be changed into a prime (2203231123391) 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, 157373651660 + ... + 157373651673.

It is an arithmetic number, because the mean of its divisors is an integer number (629494606668).

Almost surely, 2^{2203231123331} is an apocalyptic number.

2203231123331 is a deficient number, since it is larger than the sum of its proper divisors (314747303341).

2203231123331 is an equidigital number, since it uses as much as digits as its factorization.

2203231123331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314747303340.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2203231123331 its reverse (1333211323022), we get a palindrome (3536442446353).

The spelling of 2203231123331 in words is "two trillion, two hundred three billion, two hundred thirty-one million, one hundred twenty-three thousand, three hundred thirty-one".