22210100202001 has 2 divisors, whose sum is σ = 22210100202002. Its totient is φ = 22210100202000.

The previous prime is 22210100201987. The next prime is 22210100202013. The reversal of 22210100202001 is 10020200101222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21574157750401 + 635942451600 = 4644799^2 + 797460^2 .

It is a cyclic number.

It is not a de Polignac number, because 22210100202001 - 2²⁵ = 22210066647569 is a prime.

It is a super-2 number, since 2×22210100202001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22210100203001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105050101000 + 11105050101001.

It is an arithmetic number, because the mean of its divisors is an integer number (11105050101001).

Almost surely, 2^{22210100202001} is an apocalyptic number.

It is an amenable number.

22210100202001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22210100202001 is an equidigital number, since it uses as much as digits as its factorization.

22210100202001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22210100202001 its reverse (10020200101222), we get a palindrome (32230300303223).

The spelling of 22210100202001 in words is "twenty-two trillion, two hundred ten billion, one hundred million, two hundred two thousand, one".