1011010556000 has 48 divisors (see below), whose sum is σ = 2484052945920. Its totient is φ = 404404220800.

The previous prime is 1011010555999. The next prime is 1011010556027. The reversal of 1011010556000 is 6550101101.

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

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, 126372320 + ... + 126380319.

It is an arithmetic number, because the mean of its divisors is an integer number (51751103040).

Almost surely, 2^{1011010556000} is an apocalyptic number.

1011010556000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011010556000 is an abundant number, since it is smaller than the sum of its proper divisors (1473042389920).

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

1011010556000 is an equidigital number, since it uses as much as digits as its factorization.

1011010556000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252752664 (or 252752646 counting only the distinct ones).

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

Adding to 1011010556000 its reverse (6550101101), we get a palindrome (1017560657101).

The spelling of 1011010556000 in words is "one trillion, eleven billion, ten million, five hundred fifty-six thousand".