1001323131099 has 16 divisors (see below), whose sum is σ = 1418463340320. Its totient is φ = 627110104320.

The previous prime is 1001323131079. The next prime is 1001323131103. The reversal of 1001323131099 is 9901313231001.

It is not a de Polignac number, because 1001323131099 - 2¹² = 1001323127003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001323131079) 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 15 ways as a sum of consecutive naturals, for example, 155530042 + ... + 155536479.

It is an arithmetic number, because the mean of its divisors is an integer number (88653958770).

Almost surely, 2^{1001323131099} is an apocalyptic number.

1001323131099 is a deficient number, since it is larger than the sum of its proper divisors (417140209221).

1001323131099 is a wasteful number, since it uses less digits than its factorization.

1001323131099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311066590.

The product of its (nonzero) digits is 4374, while the sum is 33.

The spelling of 1001323131099 in words is "one trillion, one billion, three hundred twenty-three million, one hundred thirty-one thousand, ninety-nine".