1111056005000 has 40 divisors (see below), whose sum is σ = 2603204231430. Its totient is φ = 444422400000.

The previous prime is 1111056004987. The next prime is 1111056005023. The reversal of 1111056005000 is 5006501111.

It can be written as a sum of positive squares in 5 ways, for example, as 13292706436 + 1097763298564 = 115294^2 + 1047742^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 111100601 + ... + 111110600.

Almost surely, 2^{1111056005000} is an apocalyptic number.

1111056005000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111056005000 is an abundant number, since it is smaller than the sum of its proper divisors (1492148226430).

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

1111056005000 is an equidigital number, since it uses as much as digits as its factorization.

1111056005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222211227 (or 222211208 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 1111056005000 in words is "one trillion, one hundred eleven billion, fifty-six million, five thousand".