32302120013 has 4 divisors (see below), whose sum is σ = 32436153948. Its totient is φ = 32168086080.

The previous prime is 32302120007. The next prime is 32302120033. The reversal of 32302120013 is 31002120323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31002120323 = 827 ⋅37487449.

It can be written as a sum of positive squares in 2 ways, for example, as 24836814409 + 7465305604 = 157597^2 + 86402^2 .

It is a cyclic number.

It is not a de Polignac number, because 32302120013 - 2⁸ = 32302119757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32302119973 and 32302120000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32302120033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67016606 + ... + 67017087.

It is an arithmetic number, because the mean of its divisors is an integer number (8109038487).

Almost surely, 2^32302120013 is an apocalyptic number.

It is an amenable number.

32302120013 is a deficient number, since it is larger than the sum of its proper divisors (134033935).

32302120013 is a wasteful number, since it uses less digits than its factorization.

32302120013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134033934.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 32302120013 its reverse (31002120323), we get a palindrome (63304240336).

The spelling of 32302120013 in words is "thirty-two billion, three hundred two million, one hundred twenty thousand, thirteen".