23212222201 has 16 divisors (see below), whose sum is σ = 27327162240. Its totient is φ = 19302433920.

The previous prime is 23212222153. The next prime is 23212222237. The reversal of 23212222201 is 10222221232.

It is not a de Polignac number, because 23212222201 - 2⁷ = 23212222073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23212222261) 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, 174546 + ... + 277291.

It is an arithmetic number, because the mean of its divisors is an integer number (1707947640).

Almost surely, 2^23212222201 is an apocalyptic number.

It is an amenable number.

23212222201 is a deficient number, since it is larger than the sum of its proper divisors (4114940039).

23212222201 is a wasteful number, since it uses less digits than its factorization.

23212222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452064.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 23212222201 its reverse (10222221232), we get a palindrome (33434443433).

The spelling of 23212222201 in words is "twenty-three billion, two hundred twelve million, two hundred twenty-two thousand, two hundred one".