100221100102 has 4 divisors (see below), whose sum is σ = 150331650156. Its totient is φ = 50110550050.

The previous prime is 100221100081. The next prime is 100221100139. The reversal of 100221100102 is 201001122001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055275024 + ... + 25055275027.

It is an arithmetic number, because the mean of its divisors is an integer number (37582912539).

Almost surely, 2^100221100102 is an apocalyptic number.

100221100102 is a deficient number, since it is larger than the sum of its proper divisors (50110550054).

100221100102 is an equidigital number, since it uses as much as digits as its factorization.

100221100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50110550053.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100221100102 its reverse (201001122001), we get a palindrome (301222222103).

The spelling of 100221100102 in words is "one hundred billion, two hundred twenty-one million, one hundred thousand, one hundred two".