31320000123299 has 4 divisors (see below), whose sum is σ = 32968421182440. Its totient is φ = 29671579064160.

The previous prime is 31320000123287. The next prime is 31320000123301. The reversal of 31320000123299 is 99232100002313.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 31320000123299 - 2⁴ = 31320000123283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31320000123799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824210529542 + ... + 824210529579.

It is an arithmetic number, because the mean of its divisors is an integer number (8242105295610).

Almost surely, 2^{31320000123299} is an apocalyptic number.

31320000123299 is a deficient number, since it is larger than the sum of its proper divisors (1648421059141).

31320000123299 is a wasteful number, since it uses less digits than its factorization.

31320000123299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648421059140.

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 31320000123299 in words is "thirty-one trillion, three hundred twenty billion, one hundred twenty-three thousand, two hundred ninety-nine".