11202247309 has 4 divisors (see below), whose sum is σ = 12220633440. Its totient is φ = 10183861180.

The previous prime is 11202247271. The next prime is 11202247319. The reversal of 11202247309 is 90374220211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11202247309 - 2¹⁹ = 11201723021 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 (11202247319) 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 3 ways as a sum of consecutive naturals, for example, 509193049 + ... + 509193070.

It is an arithmetic number, because the mean of its divisors is an integer number (3055158360).

Almost surely, 2^11202247309 is an apocalyptic number.

It is an amenable number.

11202247309 is a deficient number, since it is larger than the sum of its proper divisors (1018386131).

11202247309 is a wasteful number, since it uses less digits than its factorization.

11202247309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018386130.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 11202247309 in words is "eleven billion, two hundred two million, two hundred forty-seven thousand, three hundred nine".