2211112100200 has 48 divisors (see below), whose sum is σ = 5140953463500. Its totient is φ = 884424568320.

The previous prime is 2211112100117. The next prime is 2211112100201. The reversal of 2211112100200 is 20012111122.

It can be written as a sum of positive squares in 6 ways, for example, as 1933874047044 + 277238053156 = 1390638^2 + 526534^2 .

It is not an unprimeable number, because it can be changed into a prime (2211112100201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11103106 + ... + 11300494.

Almost surely, 2^{2211112100200} is an apocalyptic number.

2211112100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211112100200 is an abundant number, since it is smaller than the sum of its proper divisors (2929841363300).

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

2211112100200 is a wasteful number, since it uses less digits than its factorization.

2211112100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253414 (or 253405 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2211112100200 its reverse (20012111122), we get a palindrome (2231124211322).

The spelling of 2211112100200 in words is "two trillion, two hundred eleven billion, one hundred twelve million, one hundred thousand, two hundred".