101222220200021 has 8 divisors (see below), whose sum is σ = 102442281330144. Its totient is φ = 100002171363120.

The previous prime is 101222220199981. The next prime is 101222220200081. The reversal of 101222220200021 is 120002022222101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101222220200021 - 2¹⁸ = 101222219937877 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 (101222220200081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14066531 + ... + 20007791.

It is an arithmetic number, because the mean of its divisors is an integer number (12805285166268).

Almost surely, 2^{101222220200021} is an apocalyptic number.

It is an amenable number.

101222220200021 is a deficient number, since it is larger than the sum of its proper divisors (1220061130123).

101222220200021 is an equidigital number, since it uses as much as digits as its factorization.

101222220200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146611.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 101222220200021 its reverse (120002022222101), we get a palindrome (221224242422122).

The spelling of 101222220200021 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty million, two hundred thousand, twenty-one".