211012200200 has 48 divisors (see below), whose sum is σ = 491369035860. Its totient is φ = 84273152000.

The previous prime is 211012200197. The next prime is 211012200277. The reversal of 211012200200 is 2002210112.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 140248752004 + 70763448196 = 374498^2 + 266014^2 .

It is a super-2 number, since 2×211012200200² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 694781 + ... + 951180.

Almost surely, 2^211012200200 is an apocalyptic number.

211012200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211012200200 is an abundant number, since it is smaller than the sum of its proper divisors (280356835660).

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

211012200200 is a wasteful number, since it uses less digits than its factorization.

211012200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646618 (or 1646609 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 211012200200 its reverse (2002210112), we get a palindrome (213014410312).

The spelling of 211012200200 in words is "two hundred eleven billion, twelve million, two hundred thousand, two hundred".