22312040201 has 32 divisors (see below), whose sum is σ = 26092015488. Its totient is φ = 18854461440.

The previous prime is 22312040197. The next prime is 22312040203. The reversal of 22312040201 is 10204021322.

It is a cyclic number.

It is not a de Polignac number, because 22312040201 - 2² = 22312040197 is a prime.

It is a super-3 number, since 3×22312040201³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22312040201.

It is not an unprimeable number, because it can be changed into a prime (22312040203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11662421 + ... + 11664333.

It is an arithmetic number, because the mean of its divisors is an integer number (815375484).

Almost surely, 2^22312040201 is an apocalyptic number.

It is an amenable number.

22312040201 is a deficient number, since it is larger than the sum of its proper divisors (3779975287).

22312040201 is a wasteful number, since it uses less digits than its factorization.

22312040201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2681.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22312040201 its reverse (10204021322), we get a palindrome (32516061523).

The spelling of 22312040201 in words is "twenty-two billion, three hundred twelve million, forty thousand, two hundred one".