902320010231 has 2 divisors, whose sum is σ = 902320010232. Its totient is φ = 902320010230.

The previous prime is 902320010171. The next prime is 902320010233. The reversal of 902320010231 is 132010023209.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 902320010231 - 2⁶ = 902320010167 is a prime.

It is a super-2 number, since 2×902320010231² (a number of 25 digits) contains 22 as substring.

Together with 902320010233, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 902320010197 and 902320010206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (902320010233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451160005115 + 451160005116.

It is an arithmetic number, because the mean of its divisors is an integer number (451160005116).

Almost surely, 2^902320010231 is an apocalyptic number.

902320010231 is a deficient number, since it is larger than the sum of its proper divisors (1).

902320010231 is an equidigital number, since it uses as much as digits as its factorization.

902320010231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 902320010231 in words is "nine hundred two billion, three hundred twenty million, ten thousand, two hundred thirty-one".