101200100012120 has 16 divisors (see below), whose sum is σ = 227700225027360. Its totient is φ = 40480040004832.

The previous prime is 101200100012107. The next prime is 101200100012261. The reversal of 101200100012120 is 21210001002101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265001250112 + ... + 1265001250191.

It is an arithmetic number, because the mean of its divisors is an integer number (14231264064210).

Almost surely, 2^{101200100012120} is an apocalyptic number.

101200100012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101200100012120 is an abundant number, since it is smaller than the sum of its proper divisors (126500125015240).

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

101200100012120 is a wasteful number, since it uses less digits than its factorization.

101200100012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530002500314 (or 2530002500310 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101200100012120 its reverse (21210001002101), we get a palindrome (122410101014221).

The spelling of 101200100012120 in words is "one hundred one trillion, two hundred billion, one hundred million, twelve thousand, one hundred twenty".