100101120102 has 48 divisors (see below), whose sum is σ = 222987211200. Its totient is φ = 32437886976.

The previous prime is 100101120079. The next prime is 100101120113. The reversal of 100101120102 is 201021101001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 271003 + ... + 523110.

It is an arithmetic number, because the mean of its divisors is an integer number (4645566900).

Almost surely, 2^100101120102 is an apocalyptic number.

100101120102 is an abundant number, since it is smaller than the sum of its proper divisors (122886091098).

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

100101120102 is a wasteful number, since it uses less digits than its factorization.

100101120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794317 (or 794314 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100101120102 its reverse (201021101001), we get a palindrome (301122221103).

The spelling of 100101120102 in words is "one hundred billion, one hundred one million, one hundred twenty thousand, one hundred two".