23111422 has 8 divisors (see below), whose sum is σ = 34795872. Its totient is φ = 11512800.

The previous prime is 23111419. The next prime is 23111437. The reversal of 23111422 is 22411132.

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

It is a junction number, because it is equal to n+sod(n) for n = 23111396 and 23111405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20779 + ... + 21862.

It is an arithmetic number, because the mean of its divisors is an integer number (4349484).

Almost surely, 2^23111422 is an apocalyptic number.

23111422 is a deficient number, since it is larger than the sum of its proper divisors (11684450).

23111422 is a wasteful number, since it uses less digits than its factorization.

23111422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42914.

The product of its digits is 96, while the sum is 16.

The square root of 23111422 is about 4807.4340349089. The cubic root of 23111422 is about 284.8451893403.

Adding to 23111422 its reverse (22411132), we get a palindrome (45522554).

The spelling of 23111422 in words is "twenty-three million, one hundred eleven thousand, four hundred twenty-two".