320100102120 has 32 divisors (see below), whose sum is σ = 960300306720. Its totient is φ = 85360027200.

The previous prime is 320100102079. The next prime is 320100102131. The reversal of 320100102120 is 21201001023.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 320100102096 and 320100102105.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1333750306 + ... + 1333750545.

It is an arithmetic number, because the mean of its divisors is an integer number (30009384585).

Almost surely, 2^320100102120 is an apocalyptic number.

320100102120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320100102120 is an abundant number, since it is smaller than the sum of its proper divisors (640200204600).

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

320100102120 is a wasteful number, since it uses less digits than its factorization.

320100102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667500865 (or 2667500861 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 320100102120 its reverse (21201001023), we get a palindrome (341301103143).

The spelling of 320100102120 in words is "three hundred twenty billion, one hundred million, one hundred two thousand, one hundred twenty".