1110221210120 has 64 divisors (see below), whose sum is σ = 2750556657600. Its totient is φ = 399943732480.

The previous prime is 1110221210107. The next prime is 1110221210243. The reversal of 1110221210120 is 210121220111.

It is a super-2 number, since 2×1110221210120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110221210095 and 1110221210104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11743715 + ... + 11837874.

It is an arithmetic number, because the mean of its divisors is an integer number (42977447775).

Almost surely, 2^{1110221210120} is an apocalyptic number.

1110221210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110221210120 is an abundant number, since it is smaller than the sum of its proper divisors (1640335447480).

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

1110221210120 is a wasteful number, since it uses less digits than its factorization.

1110221210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23581718 (or 23581714 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1110221210120 its reverse (210121220111), we get a palindrome (1320342430231).

Subtracting from 1110221210120 its reverse (210121220111), we obtain a palindrome (900099990009).

The spelling of 1110221210120 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, two hundred ten thousand, one hundred twenty".