200101100120 has 32 divisors (see below), whose sum is σ = 451481623200. Its totient is φ = 79817480448.

The previous prime is 200101100029. The next prime is 200101100179. The reversal of 200101100120 is 21001101002.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 200101100098 and 200101100107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6952949 + ... + 6981668.

It is an arithmetic number, because the mean of its divisors is an integer number (14108800725).

Almost surely, 2^200101100120 is an apocalyptic number.

200101100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101100120 is an abundant number, since it is smaller than the sum of its proper divisors (251380523080).

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

200101100120 is a wasteful number, since it uses less digits than its factorization.

200101100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13934987 (or 13934983 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 200101100120 its reverse (21001101002), we get a palindrome (221102201122).

The spelling of 200101100120 in words is "two hundred billion, one hundred one million, one hundred thousand, one hundred twenty".