231330301151 has 2 divisors, whose sum is σ = 231330301152. Its totient is φ = 231330301150.

The previous prime is 231330301079. The next prime is 231330301177. The reversal of 231330301151 is 151103033132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231330301151 is a prime.

It is a super-2 number, since 2×231330301151² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231330301051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115665150575 + 115665150576.

It is an arithmetic number, because the mean of its divisors is an integer number (115665150576).

Almost surely, 2^231330301151 is an apocalyptic number.

231330301151 is a deficient number, since it is larger than the sum of its proper divisors (1).

231330301151 is an equidigital number, since it uses as much as digits as its factorization.

231330301151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 23.

Adding to 231330301151 its reverse (151103033132), we get a palindrome (382433334283).

The spelling of 231330301151 in words is "two hundred thirty-one billion, three hundred thirty million, three hundred one thousand, one hundred fifty-one".