23101200241421 has 4 divisors (see below), whose sum is σ = 23101541886144. Its totient is φ = 23100858596700.

The previous prime is 23101200241403. The next prime is 23101200241429. The reversal of 23101200241421 is 12414200210132.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23101200241421 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 (23101200241429) 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, 170720915 + ... + 170856176.

It is an arithmetic number, because the mean of its divisors is an integer number (5775385471536).

Almost surely, 2^{23101200241421} is an apocalyptic number.

It is an amenable number.

23101200241421 is a deficient number, since it is larger than the sum of its proper divisors (341644723).

23101200241421 is an equidigital number, since it uses as much as digits as its factorization.

23101200241421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341644722.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 23101200241421 its reverse (12414200210132), we get a palindrome (35515400451553).

The spelling of 23101200241421 in words is "twenty-three trillion, one hundred one billion, two hundred million, two hundred forty-one thousand, four hundred twenty-one".