11431422223 has 8 divisors (see below), whose sum is σ = 12312488048. Its totient is φ = 10550602944.

The previous prime is 11431422199. The next prime is 11431422227. The reversal of 11431422223 is 32222413411.

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 11431422223 - 2⁹ = 11431421711 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 (11431422227) 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, 41011 + ... + 156667.

It is an arithmetic number, because the mean of its divisors is an integer number (1539061006).

Almost surely, 2^11431422223 is an apocalyptic number.

11431422223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11431422223 is a deficient number, since it is larger than the sum of its proper divisors (881065825).

11431422223 is a wasteful number, since it uses less digits than its factorization.

11431422223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123273.

The product of its digits is 2304, while the sum is 25.

Adding to 11431422223 its reverse (32222413411), we get a palindrome (43653835634).

The spelling of 11431422223 in words is "eleven billion, four hundred thirty-one million, four hundred twenty-two thousand, two hundred twenty-three".