23134302021 has 4 divisors (see below), whose sum is σ = 30845736032. Its totient is φ = 15422868012.

The previous prime is 23134302019. The next prime is 23134302041. The reversal of 23134302021 is 12020343132.

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 23134302021 - 2¹ = 23134302019 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23134302041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3855717001 + ... + 3855717006.

It is an arithmetic number, because the mean of its divisors is an integer number (7711434008).

Almost surely, 2^23134302021 is an apocalyptic number.

It is an amenable number.

23134302021 is a deficient number, since it is larger than the sum of its proper divisors (7711434011).

23134302021 is an equidigital number, since it uses as much as digits as its factorization.

23134302021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7711434010.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23134302021 its reverse (12020343132), we get a palindrome (35154645153).

The spelling of 23134302021 in words is "twenty-three billion, one hundred thirty-four million, three hundred two thousand, twenty-one".