155332230107 has 2 divisors, whose sum is σ = 155332230108. Its totient is φ = 155332230106.

The previous prime is 155332230077. The next prime is 155332230169. The reversal of 155332230107 is 701032233551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155332230107 - 2²⁸ = 155063794651 is a prime.

It is not a weakly prime, because it can be changed into another prime (155332230197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77666115053 + 77666115054.

It is an arithmetic number, because the mean of its divisors is an integer number (77666115054).

Almost surely, 2^155332230107 is an apocalyptic number.

155332230107 is a deficient number, since it is larger than the sum of its proper divisors (1).

155332230107 is an equidigital number, since it uses as much as digits as its factorization.

155332230107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 32.

Adding to 155332230107 its reverse (701032233551), we get a palindrome (856364463658).

The spelling of 155332230107 in words is "one hundred fifty-five billion, three hundred thirty-two million, two hundred thirty thousand, one hundred seven".