1011000100012 has 24 divisors (see below), whose sum is σ = 2087226014720. Its totient is φ = 419308796880.

The previous prime is 1011000099997. The next prime is 1011000100013. The reversal of 1011000100012 is 2100010001101.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 1011000099968 and 1011000100004.

It is not an unprimeable number, because it can be changed into a prime (1011000100013) by changing a digit.

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, 582372462 + ... + 582374197.

Almost surely, 2^{1011000100012} is an apocalyptic number.

It is an amenable number.

1011000100012 is an abundant number, since it is smaller than the sum of its proper divisors (1076225914708).

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

1011000100012 is a wasteful number, since it uses less digits than its factorization.

1011000100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164746701 (or 1164746699 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1011000100012 its reverse (2100010001101), we get a palindrome (3111010101113).

The spelling of 1011000100012 in words is "one trillion, eleven billion, one hundred thousand, twelve".