1110001120120 has 32 divisors (see below), whose sum is σ = 2497606287120. Its totient is φ = 443982000640.

The previous prime is 1110001120087. The next prime is 1110001120223. The reversal of 1110001120120 is 210211000111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1110001120097 and 1110001120106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419535 + ... + 1547905.

Almost surely, 2^{1110001120120} is an apocalyptic number.

1110001120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110001120120 is an abundant number, since it is smaller than the sum of its proper divisors (1387605167000).

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

1110001120120 is a wasteful number, since it uses less digits than its factorization.

1110001120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152975 (or 1152971 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1110001120120 its reverse (210211000111), we get a palindrome (1320212120231).

The spelling of 1110001120120 in words is "one trillion, one hundred ten billion, one million, one hundred twenty thousand, one hundred twenty".