11722228347 has 8 divisors (see below), whose sum is σ = 15662269440. Its totient is φ = 7798503080.

The previous prime is 11722228339. The next prime is 11722228351. The reversal of 11722228347 is 74382222711.

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

It is a cyclic number.

It is not a de Polignac number, because 11722228347 - 2³ = 11722228339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11722228327) 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, 4077279 + ... + 4080152.

It is an arithmetic number, because the mean of its divisors is an integer number (1957783680).

Almost surely, 2^11722228347 is an apocalyptic number.

11722228347 is a deficient number, since it is larger than the sum of its proper divisors (3940041093).

11722228347 is an equidigital number, since it uses as much as digits as its factorization.

11722228347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8157913.

The product of its digits is 75264, while the sum is 39.

The spelling of 11722228347 in words is "eleven billion, seven hundred twenty-two million, two hundred twenty-eight thousand, three hundred forty-seven".