210012001100 has 36 divisors (see below), whose sum is σ = 497155685208. Its totient is φ = 76368000000.

The previous prime is 210012001081. The next prime is 210012001153. The reversal of 210012001100 is 1100210012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95458901 + ... + 95461100.

Almost surely, 2^210012001100 is an apocalyptic number.

210012001100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210012001100 is an abundant number, since it is smaller than the sum of its proper divisors (287143684108).

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

210012001100 is a wasteful number, since it uses less digits than its factorization.

210012001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190920026 (or 190920019 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 210012001100 its reverse (1100210012), we get a palindrome (211112211112).

The spelling of 210012001100 in words is "two hundred ten billion, twelve million, one thousand, one hundred".