13120323363 has 24 divisors (see below), whose sum is σ = 22067611488. Its totient is φ = 7355866752.

The previous prime is 13120323353. The next prime is 13120323371. The reversal of 13120323363 is 36332302131.

It is a happy number.

It is not a de Polignac number, because 13120323363 - 2¹³ = 13120315171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13120323353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1961370 + ... + 1968047.

It is an arithmetic number, because the mean of its divisors is an integer number (919483812).

Almost surely, 2^13120323363 is an apocalyptic number.

13120323363 is a deficient number, since it is larger than the sum of its proper divisors (8947288125).

13120323363 is a wasteful number, since it uses less digits than its factorization.

13120323363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929483 (or 3929480 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 13120323363 its reverse (36332302131), we get a palindrome (49452625494).

The spelling of 13120323363 in words is "thirteen billion, one hundred twenty million, three hundred twenty-three thousand, three hundred sixty-three".