232030123155 has 32 divisors (see below), whose sum is σ = 434208422400. Its totient is φ = 117236271456.

The previous prime is 232030123147. The next prime is 232030123187. The reversal of 232030123155 is 551321030232.

It is a happy number.

232030123155 is a `hidden beast` number, since 2 + 320 + 301 + 2 + 31 + 5 + 5 = 666.

It is not a de Polignac number, because 232030123155 - 2³ = 232030123147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45227479 + ... + 45232608.

It is an arithmetic number, because the mean of its divisors is an integer number (13569013200).

Almost surely, 2^232030123155 is an apocalyptic number.

232030123155 is a deficient number, since it is larger than the sum of its proper divisors (202178299245).

232030123155 is a wasteful number, since it uses less digits than its factorization.

232030123155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90460120 (or 90460114 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 232030123155 its reverse (551321030232), we get a palindrome (783351153387).

The spelling of 232030123155 in words is "two hundred thirty-two billion, thirty million, one hundred twenty-three thousand, one hundred fifty-five".