100342021104 has 280 divisors, whose sum is σ = 314729699760. Its totient is φ = 30793706496.

The previous prime is 100342021103. The next prime is 100342021147. The reversal of 100342021104 is 401120243001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100342021103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 86278027 + ... + 86279189.

It is an arithmetic number, because the mean of its divisors is an integer number (1124034642).

Almost surely, 2^100342021104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100342021104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157364849880).

100342021104 is an abundant number, since it is smaller than the sum of its proper divisors (214387678656).

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

100342021104 is a wasteful number, since it uses less digits than its factorization.

100342021104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771 (or 1750 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 100342021104 its reverse (401120243001), we get a palindrome (501462264105).

The spelling of 100342021104 in words is "one hundred billion, three hundred forty-two million, twenty-one thousand, one hundred four".