22211001202101 has 4 divisors (see below), whose sum is σ = 29614668269472. Its totient is φ = 14807334134732.

The previous prime is 22211001202063. The next prime is 22211001202123. The reversal of 22211001202101 is 10120210011222.

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 a cyclic number.

It is not a de Polignac number, because 22211001202101 - 2²¹ = 22210999104949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211001202171) 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, 3701833533681 + ... + 3701833533686.

It is an arithmetic number, because the mean of its divisors is an integer number (7403667067368).

Almost surely, 2^{22211001202101} is an apocalyptic number.

It is an amenable number.

22211001202101 is a deficient number, since it is larger than the sum of its proper divisors (7403667067371).

22211001202101 is an equidigital number, since it uses as much as digits as its factorization.

22211001202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403667067370.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22211001202101 its reverse (10120210011222), we get a palindrome (32331211213323).

The spelling of 22211001202101 in words is "twenty-two trillion, two hundred eleven billion, one million, two hundred two thousand, one hundred one".