23012023032133 has 4 divisors (see below), whose sum is σ = 23327256224428. Its totient is φ = 22696789839840.

The previous prime is 23012023032049. The next prime is 23012023032143. The reversal of 23012023032133 is 33123032021032.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15959721381444 + 7052301650689 = 3994962^2 + 2655617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23012023032133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23012023032098 and 23012023032107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012023032143) 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, 157616596038 + ... + 157616596183.

It is an arithmetic number, because the mean of its divisors is an integer number (5831814056107).

Almost surely, 2^{23012023032133} is an apocalyptic number.

It is an amenable number.

23012023032133 is a deficient number, since it is larger than the sum of its proper divisors (315233192295).

23012023032133 is an equidigital number, since it uses as much as digits as its factorization.

23012023032133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315233192294.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 23012023032133 its reverse (33123032021032), we get a palindrome (56135055053165).

It can be divided in two parts, 2301202 and 3032133, that added together give a palindrome (5333335).

The spelling of 23012023032133 in words is "twenty-three trillion, twelve billion, twenty-three million, thirty-two thousand, one hundred thirty-three".