211012102200 has 96 divisors (see below), whose sum is σ = 692616227760. Its totient is φ = 52959897600.

The previous prime is 211012102177. The next prime is 211012102211. The reversal of 211012102200 is 2201210112.

It is a super-2 number, since 2×211012102200² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10333531 + ... + 10353930.

Almost surely, 2^211012102200 is an apocalyptic number.

211012102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211012102200 is an abundant number, since it is smaller than the sum of its proper divisors (481604125560).

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

211012102200 is a wasteful number, since it uses less digits than its factorization.

211012102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20687497 (or 20687488 counting only the distinct ones).

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

Adding to 211012102200 its reverse (2201210112), we get a palindrome (213213312312).

The spelling of 211012102200 in words is "two hundred eleven billion, twelve million, one hundred two thousand, two hundred".