2111201123200 has 96 divisors (see below), whose sum is σ = 5616505598760. Its totient is φ = 779520399360.

The previous prime is 2111201123183. The next prime is 2111201123293. The reversal of 2111201123200 is 23211021112.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 25333414 + ... + 25416613.

Almost surely, 2^{2111201123200} is an apocalyptic number.

2111201123200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111201123200 is an abundant number, since it is smaller than the sum of its proper divisors (3505304475560).

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

2111201123200 is a wasteful number, since it uses less digits than its factorization.

2111201123200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50750064 (or 50750047 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2111201123200 its reverse (23211021112), we get a palindrome (2134412144312).

The spelling of 2111201123200 in words is "two trillion, one hundred eleven billion, two hundred one million, one hundred twenty-three thousand, two hundred".