232100231131555 has 8 divisors (see below), whose sum is σ = 278520359302944. Its totient is φ = 185680130275200.

The previous prime is 232100231131543. The next prime is 232100231131567. The reversal of 232100231131555 is 555131132001232.

It is an interprime number because it is at equal distance from previous prime (232100231131543) and next prime (232100231131567).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232100231131555 - 2¹³ = 232100231123363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232100231131555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28197835 + ... + 35486875.

It is an arithmetic number, because the mean of its divisors is an integer number (34815044912868).

Almost surely, 2^{232100231131555} is an apocalyptic number.

232100231131555 is a deficient number, since it is larger than the sum of its proper divisors (46420128171389).

232100231131555 is an equidigital number, since it uses as much as digits as its factorization.

232100231131555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13657517.

The product of its (nonzero) digits is 27000, while the sum is 34.

Adding to 232100231131555 its reverse (555131132001232), we get a palindrome (787231363132787).

The spelling of 232100231131555 in words is "two hundred thirty-two trillion, one hundred billion, two hundred thirty-one million, one hundred thirty-one thousand, five hundred fifty-five".