23100332233221 has 24 divisors (see below), whose sum is σ = 33458010924000. Its totient is φ = 15358296136032.

The previous prime is 23100332233201. The next prime is 23100332233243. The reversal of 23100332233221 is 12233223300132.

23100332233221 is a `hidden beast` number, since 2 + 3 + 1 + 0 + 0 + 3 + 322 + 332 + 2 + 1 = 666.

It is not a de Polignac number, because 23100332233221 - 2⁹ = 23100332232709 is a prime.

It is a super-2 number, since 2×23100332233221² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100332233201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22674690 + ... + 23671548.

It is an arithmetic number, because the mean of its divisors is an integer number (1394083788500).

Almost surely, 2^{23100332233221} is an apocalyptic number.

It is an amenable number.

23100332233221 is a deficient number, since it is larger than the sum of its proper divisors (10357678690779).

23100332233221 is a wasteful number, since it uses less digits than its factorization.

23100332233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003873 (or 1003870 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 23100332233221 its reverse (12233223300132), we get a palindrome (35333555533353).

The spelling of 23100332233221 in words is "twenty-three trillion, one hundred billion, three hundred thirty-two million, two hundred thirty-three thousand, two hundred twenty-one".