22100002021101 has 4 divisors (see below), whose sum is σ = 29466669361472. Its totient is φ = 14733334680732.

The previous prime is 22100002021081. The next prime is 22100002021103. The reversal of 22100002021101 is 10112020000122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22100002021101 - 2⁶ = 22100002021037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100002021103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3683333670181 + ... + 3683333670186.

It is an arithmetic number, because the mean of its divisors is an integer number (7366667340368).

Almost surely, 2^{22100002021101} is an apocalyptic number.

It is an amenable number.

22100002021101 is a deficient number, since it is larger than the sum of its proper divisors (7366667340371).

22100002021101 is an equidigital number, since it uses as much as digits as its factorization.

22100002021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7366667340370.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22100002021101 its reverse (10112020000122), we get a palindrome (32212022021223).

The spelling of 22100002021101 in words is "twenty-two trillion, one hundred billion, two million, twenty-one thousand, one hundred one".