1233343205113 has 4 divisors (see below), whose sum is σ = 1251751312720. Its totient is φ = 1214935097508.

The previous prime is 1233343205089. The next prime is 1233343205221. The reversal of 1233343205113 is 3115023433321.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-1233343205113 is a prime.

It is a super-2 number, since 2×1233343205113² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233343205713) 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, 9204053703 + ... + 9204053836.

It is an arithmetic number, because the mean of its divisors is an integer number (312937828180).

Almost surely, 2^{1233343205113} is an apocalyptic number.

It is an amenable number.

1233343205113 is a deficient number, since it is larger than the sum of its proper divisors (18408107607).

1233343205113 is an equidigital number, since it uses as much as digits as its factorization.

1233343205113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18408107606.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 1233343205113 its reverse (3115023433321), we get a palindrome (4348366638434).

The spelling of 1233343205113 in words is "one trillion, two hundred thirty-three billion, three hundred forty-three million, two hundred five thousand, one hundred thirteen".