101200101101200 has 240 divisors, whose sum is σ = 264964254416640. Its totient is φ = 36989057064960.

The previous prime is 101200101101167. The next prime is 101200101101221. The reversal of 101200101101200 is 2101101002101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116056431 + ... + 116925169.

It is an arithmetic number, because the mean of its divisors is an integer number (1104017726736).

Almost surely, 2^{101200101101200} is an apocalyptic number.

101200101101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101200101101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132482127208320).

101200101101200 is an abundant number, since it is smaller than the sum of its proper divisors (163764153315440).

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

101200101101200 is a wasteful number, since it uses less digits than its factorization.

101200101101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869274 (or 869263 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101200101101200 its reverse (2101101002101), we get a palindrome (103301202103301).

Subtracting from 101200101101200 its reverse (2101101002101), we obtain a palindrome (99099000099099).

The spelling of 101200101101200 in words is "one hundred one trillion, two hundred billion, one hundred one million, one hundred one thousand, two hundred".