100213102221 has 4 divisors (see below), whose sum is σ = 133617469632. Its totient is φ = 66808734812.

The previous prime is 100213102169. The next prime is 100213102261. The reversal of 100213102221 is 122201312001.

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 100213102221 - 2²³ = 100204713613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100213102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100213102261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16702183701 + ... + 16702183706.

It is an arithmetic number, because the mean of its divisors is an integer number (33404367408).

Almost surely, 2^100213102221 is an apocalyptic number.

It is an amenable number.

100213102221 is a deficient number, since it is larger than the sum of its proper divisors (33404367411).

100213102221 is an equidigital number, since it uses as much as digits as its factorization.

100213102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33404367410.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100213102221 its reverse (122201312001), we get a palindrome (222414414222).

The spelling of 100213102221 in words is "one hundred billion, two hundred thirteen million, one hundred two thousand, two hundred twenty-one".