101111111020200 has 96 divisors (see below), whose sum is σ = 313775432667360. Its totient is φ = 26934490809600.

The previous prime is 101111111020159. The next prime is 101111111020243. The reversal of 101111111020200 is 2020111111101.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88406731 + ... + 89543130.

It is an arithmetic number, because the mean of its divisors is an integer number (3268494090285).

Almost surely, 2^{101111111020200} is an apocalyptic number.

101111111020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111111020200 is an abundant number, since it is smaller than the sum of its proper divisors (212664321647160).

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

101111111020200 is a wasteful number, since it uses less digits than its factorization.

101111111020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177950827 (or 177950818 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101111111020200 its reverse (2020111111101), we get a palindrome (103131222131301).

Subtracting from 101111111020200 its reverse (2020111111101), we obtain a palindrome (99090999909099).

The spelling of 101111111020200 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven million, twenty thousand, two hundred".