2112111110200 has 96 divisors (see below), whose sum is σ = 6043887228960. Its totient is φ = 668448345600.

The previous prime is 2112111110191. The next prime is 2112111110201. The reversal of 2112111110200 is 20111112112.

It is a happy number.

It is a super-2 number, since 2×2112111110200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112111110201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58006831 + ... + 58043230.

It is an arithmetic number, because the mean of its divisors is an integer number (62957158635).

Almost surely, 2^{2112111110200} is an apocalyptic number.

2112111110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112111110200 is an abundant number, since it is smaller than the sum of its proper divisors (3931776118760).

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

2112111110200 is a wasteful number, since it uses less digits than its factorization.

2112111110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116050097 (or 116050088 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2112111110200 its reverse (20111112112), we get a palindrome (2132222222312).

The spelling of 2112111110200 in words is "two trillion, one hundred twelve billion, one hundred eleven million, one hundred ten thousand, two hundred".