1110111021120 has 56 divisors (see below), whose sum is σ = 3524602495104. Its totient is φ = 296029605376.

The previous prime is 1110111021113. The next prime is 1110111021121. The reversal of 1110111021120 is 211201110111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1110111021096 and 1110111021105.

It is not an unprimeable number, because it can be changed into a prime (1110111021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578181864 + ... + 578183783.

Almost surely, 2^{1110111021120} is an apocalyptic number.

1110111021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110111021120 is an abundant number, since it is smaller than the sum of its proper divisors (2414491473984).

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

1110111021120 is a wasteful number, since it uses less digits than its factorization.

1110111021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156365667 (or 1156365657 counting only the distinct ones).

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

Adding to 1110111021120 its reverse (211201110111), we get a palindrome (1321312131231).

The spelling of 1110111021120 in words is "one trillion, one hundred ten billion, one hundred eleven million, twenty-one thousand, one hundred twenty".