1113023203213 has 4 divisors (see below), whose sum is σ = 1126433121408. Its totient is φ = 1099613285020.

The previous prime is 1113023203199. The next prime is 1113023203247. The reversal of 1113023203213 is 3123023203111.

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 a cyclic number.

It is not a de Polignac number, because 1113023203213 - 2²¹ = 1113021106061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113023206213) 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, 6704958973 + ... + 6704959138.

It is an arithmetic number, because the mean of its divisors is an integer number (281608280352).

Almost surely, 2^{1113023203213} is an apocalyptic number.

It is an amenable number.

1113023203213 is a deficient number, since it is larger than the sum of its proper divisors (13409918195).

1113023203213 is an equidigital number, since it uses as much as digits as its factorization.

1113023203213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13409918194.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1113023203213 its reverse (3123023203111), we get a palindrome (4236046406324).

The spelling of 1113023203213 in words is "one trillion, one hundred thirteen billion, twenty-three million, two hundred three thousand, two hundred thirteen".