133102232323231 has 4 divisors (see below), whose sum is σ = 133102441533600. Its totient is φ = 133102023112864.

The previous prime is 133102232323189. The next prime is 133102232323241. The reversal of 133102232323231 is 132323232201331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133102232323231 - 2²¹ = 133102230226079 is a prime.

It is a super-2 number, since 2×133102232323231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133102232323193 and 133102232323202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133102232323241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103647946 + ... + 104924263.

It is an arithmetic number, because the mean of its divisors is an integer number (33275610383400).

Almost surely, 2^{133102232323231} is an apocalyptic number.

133102232323231 is a deficient number, since it is larger than the sum of its proper divisors (209210369).

133102232323231 is an equidigital number, since it uses as much as digits as its factorization.

133102232323231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209210368.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 133102232323231 its reverse (132323232201331), we get a palindrome (265425464524562).

The spelling of 133102232323231 in words is "one hundred thirty-three trillion, one hundred two billion, two hundred thirty-two million, three hundred twenty-three thousand, two hundred thirty-one".