210100210012 has 108 divisors (see below), whose sum is σ = 486333582840. Its totient is φ = 79034303040.

The previous prime is 210100209967. The next prime is 210100210051. The reversal of 210100210012 is 210012001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 535023 + ... + 840505.

It is an arithmetic number, because the mean of its divisors is an integer number (4503088730).

Almost surely, 2^210100210012 is an apocalyptic number.

210100210012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210100210012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243166791420).

210100210012 is an abundant number, since it is smaller than the sum of its proper divisors (276233372828).

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

210100210012 is a wasteful number, since it uses less digits than its factorization.

210100210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305552 (or 305532 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 210100210012 its reverse (210012001012), we get a palindrome (420112211024).

The spelling of 210100210012 in words is "two hundred ten billion, one hundred million, two hundred ten thousand, twelve".