1011032111012 has 48 divisors (see below), whose sum is σ = 2250906403200. Its totient is φ = 393908608800.

The previous prime is 1011032111009. The next prime is 1011032111029. The reversal of 1011032111012 is 2101112301101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33480539 + ... + 33510722.

It is an arithmetic number, because the mean of its divisors is an integer number (46893883400).

Almost surely, 2^{1011032111012} is an apocalyptic number.

It is an amenable number.

1011032111012 is an abundant number, since it is smaller than the sum of its proper divisors (1239874292188).

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

1011032111012 is a wasteful number, since it uses less digits than its factorization.

1011032111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66991297 (or 66991281 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1011032111012 its reverse (2101112301101), we get a palindrome (3112144412113).

The spelling of 1011032111012 in words is "one trillion, eleven billion, thirty-two million, one hundred eleven thousand, twelve".