13120233442303 has 4 divisors (see below), whose sum is σ = 14129482168648. Its totient is φ = 12110984715960.

The previous prime is 13120233442289. The next prime is 13120233442343. The reversal of 13120233442303 is 30324433202131.

It is a happy number.

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

It is not a de Polignac number, because 13120233442303 - 2⁵ = 13120233442271 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 (13120233442343) 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, 504624363153 + ... + 504624363178.

It is an arithmetic number, because the mean of its divisors is an integer number (3532370542162).

Almost surely, 2^{13120233442303} is an apocalyptic number.

13120233442303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13120233442303 is a deficient number, since it is larger than the sum of its proper divisors (1009248726345).

13120233442303 is a wasteful number, since it uses less digits than its factorization.

13120233442303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009248726344.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 13120233442303 its reverse (30324433202131), we get a palindrome (43444666644434).

The spelling of 13120233442303 in words is "thirteen trillion, one hundred twenty billion, two hundred thirty-three million, four hundred forty-two thousand, three hundred three".