2222101122001 has 4 divisors (see below), whose sum is σ = 2237014552500. Its totient is φ = 2207187691504.

The previous prime is 2222101121959. The next prime is 2222101122037. The reversal of 2222101122001 is 1002211012222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1312078611600 + 910022510401 = 1145460^2 + 953951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222101122001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222101122061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7456715026 + ... + 7456715323.

It is an arithmetic number, because the mean of its divisors is an integer number (559253638125).

Almost surely, 2^{2222101122001} is an apocalyptic number.

It is an amenable number.

2222101122001 is a deficient number, since it is larger than the sum of its proper divisors (14913430499).

2222101122001 is a wasteful number, since it uses less digits than its factorization.

2222101122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14913430498.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2222101122001 its reverse (1002211012222), we get a palindrome (3224312134223).

The spelling of 2222101122001 in words is "two trillion, two hundred twenty-two billion, one hundred one million, one hundred twenty-two thousand, one".