23212122001 has 8 divisors (see below), whose sum is σ = 23401559808. Its totient is φ = 23022870000.

The previous prime is 23212121981. The next prime is 23212122041. The reversal of 23212122001 is 10022121232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23212122001 - 2²⁷ = 23077904273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23212122041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210171 + ... + 300991.

It is an arithmetic number, because the mean of its divisors is an integer number (2925194976).

Almost surely, 2^23212122001 is an apocalyptic number.

It is an amenable number.

23212122001 is a deficient number, since it is larger than the sum of its proper divisors (189437807).

23212122001 is a wasteful number, since it uses less digits than its factorization.

23212122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92903.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 23212122001 its reverse (10022121232), we get a palindrome (33234243233).

The spelling of 23212122001 in words is "twenty-three billion, two hundred twelve million, one hundred twenty-two thousand, one".