22210012122201 has 20 divisors (see below), whose sum is σ = 33179191697124. Its totient is φ = 14806106920800.

The previous prime is 22210012122187. The next prime is 22210012122209. The reversal of 22210012122201 is 10222121001222.

It is a happy number.

22210012122201 is a `hidden beast` number, since 22 + 210 + 0 + 1 + 212 + 220 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18301720358601 + 3908291763600 = 4278051^2 + 1976940^2 .

It is not a de Polignac number, because 22210012122201 - 2⁵ = 22210012122169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22210012122209) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3127170 + ... + 7362011.

Almost surely, 2^{22210012122201} is an apocalyptic number.

It is an amenable number.

22210012122201 is a deficient number, since it is larger than the sum of its proper divisors (10969179574923).

22210012122201 is a wasteful number, since it uses less digits than its factorization.

22210012122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10515334 (or 10515325 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22210012122201 its reverse (10222121001222), we get a palindrome (32432133123423).

The spelling of 22210012122201 in words is "twenty-two trillion, two hundred ten billion, twelve million, one hundred twenty-two thousand, two hundred one".