231002020113203 has 2 divisors, whose sum is σ = 231002020113204. Its totient is φ = 231002020113202.

The previous prime is 231002020113187. The next prime is 231002020113211. The reversal of 231002020113203 is 302311020200132.

231002020113203 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 231002020113203 - 2⁴ = 231002020113187 is a prime.

It is not a weakly prime, because it can be changed into another prime (231002020103203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115501010056601 + 115501010056602.

It is an arithmetic number, because the mean of its divisors is an integer number (115501010056602).

Almost surely, 2^{231002020113203} is an apocalyptic number.

231002020113203 is a deficient number, since it is larger than the sum of its proper divisors (1).

231002020113203 is an equidigital number, since it uses as much as digits as its factorization.

231002020113203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 231002020113203 its reverse (302311020200132), we get a palindrome (533313040313335).

The spelling of 231002020113203 in words is "two hundred thirty-one trillion, two billion, twenty million, one hundred thirteen thousand, two hundred three".