1011000010056 has 64 divisors (see below), whose sum is σ = 2534743212480. Its totient is φ = 336035546880.

The previous prime is 1011000010051. The next prime is 1011000010067. The reversal of 1011000010056 is 6500100001101.

1011000010056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1011000010056² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011000010051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12619566 + ... + 12699426.

It is an arithmetic number, because the mean of its divisors is an integer number (39605362695).

Almost surely, 2^{1011000010056} is an apocalyptic number.

It is an amenable number.

1011000010056 is an abundant number, since it is smaller than the sum of its proper divisors (1523743202424).

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

1011000010056 is a wasteful number, since it uses less digits than its factorization.

1011000010056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81374 (or 81370 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 1011000010056 its reverse (6500100001101), we get a palindrome (7511100011157).

The spelling of 1011000010056 in words is "one trillion, eleven billion, ten thousand, fifty-six".