100123210200 has 192 divisors, whose sum is σ = 353920160160. Its totient is φ = 23195934720.

The previous prime is 100123210129. The next prime is 100123210211. The reversal of 100123210200 is 2012321001.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 244939 + ... + 510138.

Almost surely, 2^100123210200 is an apocalyptic number.

100123210200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100123210200 is an abundant number, since it is smaller than the sum of its proper divisors (253796949960).

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

100123210200 is a wasteful number, since it uses less digits than its factorization.

100123210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755126 (or 755117 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100123210200 its reverse (2012321001), we get a palindrome (102135531201).

The spelling of 100123210200 in words is "one hundred billion, one hundred twenty-three million, two hundred ten thousand, two hundred".