13212011232023 has 4 divisors (see below), whose sum is σ = 13214671194960. Its totient is φ = 13209351269088.

The previous prime is 13212011231983. The next prime is 13212011232037. The reversal of 13212011232023 is 32023211021231.

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 13212011232023 - 2³⁰ = 13210937490199 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 13212011232023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212011232923) 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, 1329974018 + ... + 1329983951.

It is an arithmetic number, because the mean of its divisors is an integer number (3303667798740).

Almost surely, 2^{13212011232023} is an apocalyptic number.

13212011232023 is a deficient number, since it is larger than the sum of its proper divisors (2659962937).

13212011232023 is an equidigital number, since it uses as much as digits as its factorization.

13212011232023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659962936.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13212011232023 its reverse (32023211021231), we get a palindrome (45235222253254).

The spelling of 13212011232023 in words is "thirteen trillion, two hundred twelve billion, eleven million, two hundred thirty-two thousand, twenty-three".