1120012331213 has 4 divisors (see below), whose sum is σ = 1120037661948. Its totient is φ = 1119987000480.

The previous prime is 1120012331183. The next prime is 1120012331233. The reversal of 1120012331213 is 3121332100211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 373079083204 + 746933248009 = 610802^2 + 864253^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120012331213 - 2¹⁰ = 1120012330189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120012331233) 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, 12598928 + ... + 12687513.

It is an arithmetic number, because the mean of its divisors is an integer number (280009415487).

Almost surely, 2^{1120012331213} is an apocalyptic number.

It is an amenable number.

1120012331213 is a deficient number, since it is larger than the sum of its proper divisors (25330735).

1120012331213 is an equidigital number, since it uses as much as digits as its factorization.

1120012331213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25330734.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1120012331213 its reverse (3121332100211), we get a palindrome (4241344431424).

The spelling of 1120012331213 in words is "one trillion, one hundred twenty billion, twelve million, three hundred thirty-one thousand, two hundred thirteen".