212201011100 has 72 divisors (see below), whose sum is σ = 504027094368. Its totient is φ = 77066668800.

The previous prime is 212201011007. The next prime is 212201011151. The reversal of 212201011100 is 1110102212.

212201011100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×212201011100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1258664 + ... + 1417263.

Almost surely, 2^212201011100 is an apocalyptic number.

212201011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212201011100 is an abundant number, since it is smaller than the sum of its proper divisors (291826083268).

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

212201011100 is a wasteful number, since it uses less digits than its factorization.

212201011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676015 (or 2676008 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 212201011100 its reverse (1110102212), we get a palindrome (213311113312).

The spelling of 212201011100 in words is "two hundred twelve billion, two hundred one million, eleven thousand, one hundred".