1001320111299 has 32 divisors (see below), whose sum is σ = 1439749914624. Its totient is φ = 617436216320.

The previous prime is 1001320111283. The next prime is 1001320111301. The reversal of 1001320111299 is 9921110231001.

It is a cyclic number.

It is not a de Polignac number, because 1001320111299 - 2⁴ = 1001320111283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001320111499) 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 31 ways as a sum of consecutive naturals, for example, 1246467 + ... + 1885820.

It is an arithmetic number, because the mean of its divisors is an integer number (44992184832).

Almost surely, 2^{1001320111299} is an apocalyptic number.

1001320111299 is a deficient number, since it is larger than the sum of its proper divisors (438429803325).

1001320111299 is a wasteful number, since it uses less digits than its factorization.

1001320111299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3132467.

The product of its (nonzero) digits is 972, while the sum is 30.

The spelling of 1001320111299 in words is "one trillion, one billion, three hundred twenty million, one hundred eleven thousand, two hundred ninety-nine".