23242221403 has 16 divisors (see below), whose sum is σ = 24259697280. Its totient is φ = 22250678400.

The previous prime is 23242221397. The next prime is 23242221407. The reversal of 23242221403 is 30412224232.

It is a cyclic number.

It is not a de Polignac number, because 23242221403 - 2¹⁷ = 23242090331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23242221407) 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, 496533 + ... + 541321.

It is an arithmetic number, because the mean of its divisors is an integer number (1516231080).

Almost surely, 2^23242221403 is an apocalyptic number.

23242221403 is a deficient number, since it is larger than the sum of its proper divisors (1017475877).

23242221403 is a wasteful number, since it uses less digits than its factorization.

23242221403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45078.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23242221403 its reverse (30412224232), we get a palindrome (53654445635).

It can be divided in two parts, 2324222 and 1403, that added together give a square (2325625 = 1525²).

The spelling of 23242221403 in words is "twenty-three billion, two hundred forty-two million, two hundred twenty-one thousand, four hundred three".