110111110021200 has 120 divisors (see below), whose sum is σ = 352808030646400. Its totient is φ = 29355849953280.

The previous prime is 110111110021163. The next prime is 110111110021261. The reversal of 110111110021200 is 2120011111011.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×110111110021200² (a number of 29 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, 6156760 + ... + 16066359.

Almost surely, 2^{110111110021200} is an apocalyptic number.

110111110021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110111110021200 is an abundant number, since it is smaller than the sum of its proper divisors (242696920625200).

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

110111110021200 is a wasteful number, since it uses less digits than its factorization.

110111110021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22227269 (or 22227258 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 110111110021200 its reverse (2120011111011), we get a palindrome (112231121132211).

The spelling of 110111110021200 in words is "one hundred ten trillion, one hundred eleven billion, one hundred ten million, twenty-one thousand, two hundred".