23323313232021 has 16 divisors (see below), whose sum is σ = 33938996051520. Its totient is φ = 14129434350720.

The previous prime is 23323313231993. The next prime is 23323313232031. The reversal of 23323313232021 is 12023231332332.

It is not a de Polignac number, because 23323313232021 - 2¹³ = 23323313223829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23323313232021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323313232031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147594886 + ... + 147752823.

It is an arithmetic number, because the mean of its divisors is an integer number (2121187253220).

Almost surely, 2^{23323313232021} is an apocalyptic number.

It is an amenable number.

23323313232021 is a deficient number, since it is larger than the sum of its proper divisors (10615682819499).

23323313232021 is a wasteful number, since it uses less digits than its factorization.

23323313232021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295350116.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 23323313232021 its reverse (12023231332332), we get a palindrome (35346544564353).

The spelling of 23323313232021 in words is "twenty-three trillion, three hundred twenty-three billion, three hundred thirteen million, two hundred thirty-two thousand, twenty-one".