10131002099 has 4 divisors (see below), whose sum is σ = 10322153136. Its totient is φ = 9939851064.

The previous prime is 10131002093. The next prime is 10131002131. The reversal of 10131002099 is 99020013101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10131002099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10131002093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95575439 + ... + 95575544.

It is an arithmetic number, because the mean of its divisors is an integer number (2580538284).

Almost surely, 2^10131002099 is an apocalyptic number.

10131002099 is a deficient number, since it is larger than the sum of its proper divisors (191151037).

10131002099 is an equidigital number, since it uses as much as digits as its factorization.

10131002099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191151036.

The product of its (nonzero) digits is 486, while the sum is 26.

The spelling of 10131002099 in words is "ten billion, one hundred thirty-one million, two thousand, ninety-nine".