1011041801052 has 12 divisors (see below), whose sum is σ = 2359097535816. Its totient is φ = 337013933680.

The previous prime is 1011041801051. The next prime is 1011041801069. The reversal of 1011041801052 is 2501081401101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011041801051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42126741699 + ... + 42126741722.

It is an arithmetic number, because the mean of its divisors is an integer number (196591461318).

Almost surely, 2^{1011041801052} is an apocalyptic number.

1011041801052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011041801052 is an abundant number, since it is smaller than the sum of its proper divisors (1348055734764).

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

1011041801052 is a wasteful number, since it uses less digits than its factorization.

1011041801052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84253483428 (or 84253483426 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 24.

The spelling of 1011041801052 in words is "one trillion, eleven billion, forty-one million, eight hundred one thousand, fifty-two".