100221122102 has 4 divisors (see below), whose sum is σ = 150331683156. Its totient is φ = 50110561050.

The previous prime is 100221122101. The next prime is 100221122137. The reversal of 100221122102 is 201221122001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201221122001 = 148783 ⋅1352447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100221122101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055280524 + ... + 25055280527.

It is an arithmetic number, because the mean of its divisors is an integer number (37582920789).

Almost surely, 2^100221122102 is an apocalyptic number.

100221122102 is a deficient number, since it is larger than the sum of its proper divisors (50110561054).

100221122102 is an equidigital number, since it uses as much as digits as its factorization.

100221122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50110561053.

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

Adding to 100221122102 its reverse (201221122001), we get a palindrome (301442244103).

The spelling of 100221122102 in words is "one hundred billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred two".