1111203000120 has 96 divisors (see below), whose sum is σ = 3541238737200. Its totient is φ = 278890156032.

The previous prime is 1111203000107. The next prime is 1111203000233. The reversal of 1111203000120 is 210003021111.

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 = 1111203000096 and 1111203000105.

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 23 ways as a sum of consecutive naturals, for example, 15986125 + ... + 16055484.

Almost surely, 2^{1111203000120} is an apocalyptic number.

1111203000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111203000120 is an abundant number, since it is smaller than the sum of its proper divisors (2430035737080).

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

1111203000120 is a wasteful number, since it uses less digits than its factorization.

1111203000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32041657 (or 32041636 counting only the distinct ones).

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

Adding to 1111203000120 its reverse (210003021111), we get a palindrome (1321206021231).

The spelling of 1111203000120 in words is "one trillion, one hundred eleven billion, two hundred three million, one hundred twenty", and thus it is an aban number.