200100100111146 has 24 divisors (see below), whose sum is σ = 436210034195520. Its totient is φ = 66290830710696.

The previous prime is 200100100111127. The next prime is 200100100111147. The reversal of 200100100111146 is 641111001001002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (200100100111147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34100218626 + ... + 34100224493.

It is an arithmetic number, because the mean of its divisors is an integer number (18175418091480).

Almost surely, 2^{200100100111146} is an apocalyptic number.

200100100111146 is an abundant number, since it is smaller than the sum of its proper divisors (236109934084374).

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

200100100111146 is a wasteful number, since it uses less digits than its factorization.

200100100111146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68200443290 (or 68200443287 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 200100100111146 its reverse (641111001001002), we get a palindrome (841211101112148).

The spelling of 200100100111146 in words is "two hundred trillion, one hundred billion, one hundred million, one hundred eleven thousand, one hundred forty-six".