100342321120 has 48 divisors (see below), whose sum is σ = 237624665040. Its totient is φ = 40041109504.

The previous prime is 100342321117. The next prime is 100342321129. The reversal of 100342321120 is 21123243001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100342321129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681337 + ... + 815416.

It is an arithmetic number, because the mean of its divisors is an integer number (4950513855).

Almost surely, 2^100342321120 is an apocalyptic number.

100342321120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100342321120 is an abundant number, since it is smaller than the sum of its proper divisors (137282343920).

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

100342321120 is a wasteful number, since it uses less digits than its factorization.

100342321120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497187 (or 1497179 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 100342321120 its reverse (21123243001), we get a palindrome (121465564121).

The spelling of 100342321120 in words is "one hundred billion, three hundred forty-two million, three hundred twenty-one thousand, one hundred twenty".