100121222102 has 32 divisors (see below), whose sum is σ = 173052785664. Its totient is φ = 43017357600.

The previous prime is 100121222093. The next prime is 100121222141. The reversal of 100121222102 is 201222121001.

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, 1677713 + ... + 1736364.

It is an arithmetic number, because the mean of its divisors is an integer number (5407899552).

Almost surely, 2^100121222102 is an apocalyptic number.

100121222102 is a deficient number, since it is larger than the sum of its proper divisors (72931563562).

100121222102 is a wasteful number, since it uses less digits than its factorization.

100121222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414164.

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

Adding to 100121222102 its reverse (201222121001), we get a palindrome (301343343103).

It can be divided in two parts, 100121 and 222102, that added together give a palindrome (322223).

The spelling of 100121222102 in words is "one hundred billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred two".