11222505399 has 8 divisors (see below), whose sum is σ = 17100960640. Its totient is φ = 6412860216.

The previous prime is 11222505397. The next prime is 11222505403. The reversal of 11222505399 is 99350522211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11222505399 - 2¹ = 11222505397 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 (11222505397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267202489 + ... + 267202530.

It is an arithmetic number, because the mean of its divisors is an integer number (2137620080).

Almost surely, 2^11222505399 is an apocalyptic number.

11222505399 is a deficient number, since it is larger than the sum of its proper divisors (5878455241).

11222505399 is an equidigital number, since it uses as much as digits as its factorization.

11222505399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534405029.

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 11222505399 in words is "eleven billion, two hundred twenty-two million, five hundred five thousand, three hundred ninety-nine".