23812022001 has 16 divisors (see below), whose sum is σ = 32186306880. Its totient is φ = 15657100800.

The previous prime is 23812021993. The next prime is 23812022021. The reversal of 23812022001 is 10022021832.

It is a happy number.

It is not a de Polignac number, because 23812022001 - 2³ = 23812021993 is a prime.

It is a super-2 number, since 2×23812022001² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23812022021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4135 + ... + 218268.

It is an arithmetic number, because the mean of its divisors is an integer number (2011644180).

Almost surely, 2^23812022001 is an apocalyptic number.

It is an amenable number.

23812022001 is a deficient number, since it is larger than the sum of its proper divisors (8374284879).

23812022001 is a wasteful number, since it uses less digits than its factorization.

23812022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222896.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 23812022001 its reverse (10022021832), we get a palindrome (33834043833).

The spelling of 23812022001 in words is "twenty-three billion, eight hundred twelve million, twenty-two thousand, one".