10120320329999 has 16 divisors (see below), whose sum is σ = 11996305013760. Its totient is φ = 8434901952000.

The previous prime is 10120320329971. The next prime is 10120320330031. The reversal of 10120320329999 is 99992302302101.

It is a happy number.

It is not a de Polignac number, because 10120320329999 - 2²⁸ = 10120051894543 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 (10120320329969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781002962 + ... + 781015919.

It is an arithmetic number, because the mean of its divisors is an integer number (749769063360).

Almost surely, 2^{10120320329999} is an apocalyptic number.

10120320329999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

10120320329999 is a deficient number, since it is larger than the sum of its proper divisors (1875984683761).

10120320329999 is a wasteful number, since it uses less digits than its factorization.

10120320329999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562018942.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 10120320329999 in words is "ten trillion, one hundred twenty billion, three hundred twenty million, three hundred twenty-nine thousand, nine hundred ninety-nine".