100120221102 has 32 divisors (see below), whose sum is σ = 218466751104. Its totient is φ = 30336317600.

The previous prime is 100120221079. The next prime is 100120221163. The reversal of 100120221102 is 201122021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608428 + ... + 755264.

It is an arithmetic number, because the mean of its divisors is an integer number (6827085972).

Almost surely, 2^100120221102 is an apocalyptic number.

100120221102 is an abundant number, since it is smaller than the sum of its proper divisors (118346530002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100120221102 is a wasteful number, since it uses less digits than its factorization.

100120221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157184.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100120221102 its reverse (201122021001), we get a palindrome (301242242103).

The spelling of 100120221102 in words is "one hundred billion, one hundred twenty million, two hundred twenty-one thousand, one hundred two".