210300123100 has 18 divisors (see below), whose sum is σ = 456351267344. Its totient is φ = 84120049200.

The previous prime is 210300123079. The next prime is 210300123119. The reversal of 210300123100 is 1321003012.

It is a super-2 number, since 2×210300123100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1051500516 + ... + 1051500715.

Almost surely, 2^210300123100 is an apocalyptic number.

210300123100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210300123100 is an abundant number, since it is smaller than the sum of its proper divisors (246051144244).

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

210300123100 is a wasteful number, since it uses less digits than its factorization.

210300123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103001245 (or 2103001238 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 210300123100 its reverse (1321003012), we get a palindrome (211621126112).

The spelling of 210300123100 in words is "two hundred ten billion, three hundred million, one hundred twenty-three thousand, one hundred".