22221200001101 has 2 divisors, whose sum is σ = 22221200001102. Its totient is φ = 22221200001100.

The previous prime is 22221200001067. The next prime is 22221200001151. The reversal of 22221200001101 is 10110000212222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21070945896100 + 1150254105001 = 4590310^2 + 1072499^2 .

It is a cyclic number.

It is not a de Polignac number, because 22221200001101 - 2³⁰ = 22220126259277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22221200001151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110600000550 + 11110600000551.

It is an arithmetic number, because the mean of its divisors is an integer number (11110600000551).

Almost surely, 2^{22221200001101} is an apocalyptic number.

It is an amenable number.

22221200001101 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221200001101 is an equidigital number, since it uses as much as digits as its factorization.

22221200001101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22221200001101 its reverse (10110000212222), we get a palindrome (32331200213323).

The spelling of 22221200001101 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred million, one thousand, one hundred one".