233113221023 has 4 divisors (see below), whose sum is σ = 233128624200. Its totient is φ = 233097817848.

The previous prime is 233113221001. The next prime is 233113221053. The reversal of 233113221023 is 320122311332.

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 233113221023 - 2¹⁶ = 233113155487 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 233113221023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233113221053) 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, 7678865 + ... + 7709162.

It is an arithmetic number, because the mean of its divisors is an integer number (58282156050).

Almost surely, 2^233113221023 is an apocalyptic number.

233113221023 is a deficient number, since it is larger than the sum of its proper divisors (15403177).

233113221023 is a wasteful number, since it uses less digits than its factorization.

233113221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15403176.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 233113221023 its reverse (320122311332), we get a palindrome (553235532355).

The spelling of 233113221023 in words is "two hundred thirty-three billion, one hundred thirteen million, two hundred twenty-one thousand, twenty-three".