10021131199 has 4 divisors (see below), whose sum is σ = 10022853280. Its totient is φ = 10019409120.

The previous prime is 10021131193. The next prime is 10021131227. The reversal of 10021131199 is 99113112001.

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 10021131199 - 2⁹ = 10021130687 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 (10021131193) 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, 852282 + ... + 863959.

It is an arithmetic number, because the mean of its divisors is an integer number (2505713320).

Almost surely, 2^10021131199 is an apocalyptic number.

10021131199 is a deficient number, since it is larger than the sum of its proper divisors (1722081).

10021131199 is an equidigital number, since it uses as much as digits as its factorization.

10021131199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722080.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 10021131199 in words is "ten billion, twenty-one million, one hundred thirty-one thousand, one hundred ninety-nine".