212200010012100 has 144 divisors (see below), whose sum is σ = 670176030363840. Its totient is φ = 51412039948800.

The previous prime is 212200010012069. The next prime is 212200010012101. The reversal of 212200010012100 is 1210010002212.

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

It is not an unprimeable number, because it can be changed into a prime (212200010012101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13403955 + ... + 24577754.

It is an arithmetic number, because the mean of its divisors is an integer number (4654000210860).

Almost surely, 2^{212200010012100} is an apocalyptic number.

212200010012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212200010012100 is an abundant number, since it is smaller than the sum of its proper divisors (457976020351740).

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

212200010012100 is a wasteful number, since it uses less digits than its factorization.

212200010012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37983430 (or 37983423 counting only the distinct ones).

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

Adding to 212200010012100 its reverse (1210010002212), we get a palindrome (213410020014312).

The spelling of 212200010012100 in words is "two hundred twelve trillion, two hundred billion, ten million, twelve thousand, one hundred".