1110221102120 has 64 divisors (see below), whose sum is σ = 2782915002000. Its totient is φ = 395792345088.

The previous prime is 1110221102113. The next prime is 1110221102161. The reversal of 1110221102120 is 212011220111.

It can be written as a sum of positive squares in 8 ways, for example, as 592336493956 + 517884608164 = 769634^2 + 719642^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1110221102095 and 1110221102104.

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, 36795965 + ... + 36826124.

Almost surely, 2^{1110221102120} is an apocalyptic number.

1110221102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110221102120 is an abundant number, since it is smaller than the sum of its proper divisors (1672693899880).

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

1110221102120 is a wasteful number, since it uses less digits than its factorization.

1110221102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73622142 (or 73622138 counting only the distinct ones).

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

Adding to 1110221102120 its reverse (212011220111), we get a palindrome (1322232322231).

The spelling of 1110221102120 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, one hundred two thousand, one hundred twenty".