1111012011120 has 160 divisors (see below), whose sum is σ = 3759842997504. Its totient is φ = 269149696000.

The previous prime is 1111012011097. The next prime is 1111012011169. The reversal of 1111012011120 is 211102101111.

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 = 1111012011096 and 1111012011105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3685624 + ... + 3975656.

Almost surely, 2^{1111012011120} is an apocalyptic number.

1111012011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111012011120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1879921498752).

1111012011120 is an abundant number, since it is smaller than the sum of its proper divisors (2648830986384).

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

1111012011120 is a wasteful number, since it uses less digits than its factorization.

1111012011120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291511 (or 291505 counting only the distinct ones).

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

Adding to 1111012011120 its reverse (211102101111), we get a palindrome (1322114112231).

The spelling of 1111012011120 in words is "one trillion, one hundred eleven billion, twelve million, eleven thousand, one hundred twenty".