22202100101021 has 16 divisors (see below), whose sum is σ = 22354937996160. Its totient is φ = 22049907168960.

The previous prime is 22202100101011. The next prime is 22202100101023. The reversal of 22202100101021 is 12010100120222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22202100101021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22202100100987 and 22202100101005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202100101023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111907691 + ... + 112105911.

It is an arithmetic number, because the mean of its divisors is an integer number (1397183624760).

Almost surely, 2^{22202100101021} is an apocalyptic number.

It is an amenable number.

22202100101021 is a deficient number, since it is larger than the sum of its proper divisors (152837895139).

22202100101021 is a wasteful number, since it uses less digits than its factorization.

22202100101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199844.

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

Adding to 22202100101021 its reverse (12010100120222), we get a palindrome (34212200221243).

The spelling of 22202100101021 in words is "twenty-two trillion, two hundred two billion, one hundred million, one hundred one thousand, twenty-one".