1012330023213 has 4 divisors (see below), whose sum is σ = 1349773364288. Its totient is φ = 674886682140.

The previous prime is 1012330023209. The next prime is 1012330023239. The reversal of 1012330023213 is 3123200332101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1012330023213 - 2² = 1012330023209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012330023213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012330023253) 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, 168721670533 + ... + 168721670538.

It is an arithmetic number, because the mean of its divisors is an integer number (337443341072).

Almost surely, 2^{1012330023213} is an apocalyptic number.

It is an amenable number.

1012330023213 is a deficient number, since it is larger than the sum of its proper divisors (337443341075).

1012330023213 is an equidigital number, since it uses as much as digits as its factorization.

1012330023213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337443341074.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1012330023213 its reverse (3123200332101), we get a palindrome (4135530355314).

The spelling of 1012330023213 in words is "one trillion, twelve billion, three hundred thirty million, twenty-three thousand, two hundred thirteen".