231120301151 has 2 divisors, whose sum is σ = 231120301152. Its totient is φ = 231120301150.

The previous prime is 231120301141. The next prime is 231120301169. The reversal of 231120301151 is 151103021132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231120301151 - 2²² = 231116106847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231120301141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115560150575 + 115560150576.

It is an arithmetic number, because the mean of its divisors is an integer number (115560150576).

Almost surely, 2^231120301151 is an apocalyptic number.

231120301151 is a deficient number, since it is larger than the sum of its proper divisors (1).

231120301151 is an equidigital number, since it uses as much as digits as its factorization.

231120301151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 231120301151 its reverse (151103021132), we get a palindrome (382223322283).

The spelling of 231120301151 in words is "two hundred thirty-one billion, one hundred twenty million, three hundred one thousand, one hundred fifty-one".