1011323130012 has 36 divisors (see below), whose sum is σ = 2753046299640. Its totient is φ = 311176347552.

The previous prime is 1011323130007. The next prime is 1011323130017. The reversal of 1011323130012 is 2100313231101.

1011323130012 is a `hidden beast` number, since 10 + 113 + 231 + 300 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (1011323130007) and next prime (1011323130017).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011323130017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1080472962 + ... + 1080473897.

Almost surely, 2^{1011323130012} is an apocalyptic number.

1011323130012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011323130012 is an abundant number, since it is smaller than the sum of its proper divisors (1741723169628).

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

1011323130012 is a wasteful number, since it uses less digits than its factorization.

1011323130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160946882 (or 2160946877 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1011323130012 its reverse (2100313231101), we get a palindrome (3111636361113).

The spelling of 1011323130012 in words is "one trillion, eleven billion, three hundred twenty-three million, one hundred thirty thousand, twelve".