1111011120000 has 320 divisors, whose sum is σ = 4097478699600. Its totient is φ = 296269056000.

The previous prime is 1111011119971. The next prime is 1111011120007. The reversal of 1111011120000 is 211101111.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111011120007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1902822 + ... + 2417178.

Almost surely, 2^{1111011120000} is an apocalyptic number.

1111011120000 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 1111011120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2048739349800).

1111011120000 is an abundant number, since it is smaller than the sum of its proper divisors (2986467579600).

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

1111011120000 is an frugal number, since it uses more digits than its factorization.

1111011120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514400 (or 514367 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1111011120000 its reverse (211101111), we get a palindrome (1111222221111).

The spelling of 1111011120000 in words is "one trillion, one hundred eleven billion, eleven million, one hundred twenty thousand".