100221010193 has 4 divisors (see below), whose sum is σ = 102353372160. Its totient is φ = 98088648228.

The previous prime is 100221010093. The next prime is 100221010217. The reversal of 100221010193 is 391010122001.

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 100221010193 - 2⁸ = 100221009937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100221010093) 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, 1066180913 + ... + 1066181006.

It is an arithmetic number, because the mean of its divisors is an integer number (25588343040).

Almost surely, 2^100221010193 is an apocalyptic number.

It is an amenable number.

100221010193 is a deficient number, since it is larger than the sum of its proper divisors (2132361967).

100221010193 is an equidigital number, since it uses as much as digits as its factorization.

100221010193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132361966.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 100221010193 its reverse (391010122001), we get a palindrome (491231132194).

The spelling of 100221010193 in words is "one hundred billion, two hundred twenty-one million, ten thousand, one hundred ninety-three".