2203115015831 has 2 divisors, whose sum is σ = 2203115015832. Its totient is φ = 2203115015830.

The previous prime is 2203115015791. The next prime is 2203115015833. The reversal of 2203115015831 is 1385105113022.

2203115015831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2203115015831 - 2⁶ = 2203115015767 is a prime.

It is a super-2 number, since 2×2203115015831² (a number of 25 digits) contains 22 as substring.

Together with 2203115015833, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2203115015833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101557507915 + 1101557507916.

It is an arithmetic number, because the mean of its divisors is an integer number (1101557507916).

Almost surely, 2^{2203115015831} is an apocalyptic number.

2203115015831 is a deficient number, since it is larger than the sum of its proper divisors (1).

2203115015831 is an equidigital number, since it uses as much as digits as its factorization.

2203115015831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 2203115015831 in words is "two trillion, two hundred three billion, one hundred fifteen million, fifteen thousand, eight hundred thirty-one".