22100120222001 has 16 divisors (see below), whose sum is σ = 29481952123008. Its totient is φ = 14725851545600.

The previous prime is 22100120221999. The next prime is 22100120222041. The reversal of 22100120222001 is 10022202100122.

It is a cyclic number.

It is not a de Polignac number, because 22100120222001 - 2¹ = 22100120221999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22100120222041) 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, 165948721 + ... + 166081841.

It is an arithmetic number, because the mean of its divisors is an integer number (1842622007688).

Almost surely, 2^{22100120222001} is an apocalyptic number.

It is an amenable number.

22100120222001 is a deficient number, since it is larger than the sum of its proper divisors (7381831901007).

22100120222001 is a wasteful number, since it uses less digits than its factorization.

22100120222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161112.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22100120222001 its reverse (10022202100122), we get a palindrome (32122322322123).

The spelling of 22100120222001 in words is "twenty-two trillion, one hundred billion, one hundred twenty million, two hundred twenty-two thousand, one".