212010110200020 has 48 divisors (see below), whose sum is σ = 647594518431168. Its totient is φ = 51396390351360.

The previous prime is 212010110199977. The next prime is 212010110200033. The reversal of 212010110200020 is 20002011010212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212010110199969 and 212010110200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160613719189 + ... + 160613720508.

It is an arithmetic number, because the mean of its divisors is an integer number (13491552467316).

Almost surely, 2^{212010110200020} is an apocalyptic number.

212010110200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212010110200020 is an abundant number, since it is smaller than the sum of its proper divisors (435584408231148).

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

212010110200020 is a wasteful number, since it uses less digits than its factorization.

212010110200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321227439720 (or 321227439718 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 212010110200020 its reverse (20002011010212), we get a palindrome (232012121210232).

The spelling of 212010110200020 in words is "two hundred twelve trillion, ten billion, one hundred ten million, two hundred thousand, twenty".