100200121182 has 48 divisors (see below), whose sum is σ = 248133805920. Its totient is φ = 28626388416.

The previous prime is 100200121181. The next prime is 100200121183. The reversal of 100200121182 is 281121002001.

It is an interprime number because it is at equal distance from previous prime (100200121181) and next prime (100200121183).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100200121181) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2298444 + ... + 2341632.

It is an arithmetic number, because the mean of its divisors is an integer number (5169454290).

Almost surely, 2^100200121182 is an apocalyptic number.

100200121182 is an abundant number, since it is smaller than the sum of its proper divisors (147933684738).

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

100200121182 is a wasteful number, since it uses less digits than its factorization.

100200121182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61617 (or 61614 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 100200121182 its reverse (281121002001), we get a palindrome (381321123183).

The spelling of 100200121182 in words is "one hundred billion, two hundred million, one hundred twenty-one thousand, one hundred eighty-two".