23010242421 has 4 divisors (see below), whose sum is σ = 30680323232. Its totient is φ = 15340161612.

The previous prime is 23010242419. The next prime is 23010242491. The reversal of 23010242421 is 12424201032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23010242421 - 2¹ = 23010242419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010242491) 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, 3835040401 + ... + 3835040406.

It is an arithmetic number, because the mean of its divisors is an integer number (7670080808).

Almost surely, 2^23010242421 is an apocalyptic number.

It is an amenable number.

23010242421 is a deficient number, since it is larger than the sum of its proper divisors (7670080811).

23010242421 is an equidigital number, since it uses as much as digits as its factorization.

23010242421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7670080810.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 23010242421 its reverse (12424201032), we get a palindrome (35434443453).

The spelling of 23010242421 in words is "twenty-three billion, ten million, two hundred forty-two thousand, four hundred twenty-one".