23021112422 has 32 divisors (see below), whose sum is σ = 43301378304. Its totient is φ = 8917408800.

The previous prime is 23021112419. The next prime is 23021112437. The reversal of 23021112422 is 22421112032.

It is a junction number, because it is equal to n+sod(n) for n = 23021112394 and 23021112403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405404 + ... + 458687.

It is an arithmetic number, because the mean of its divisors is an integer number (1353168072).

Almost surely, 2^23021112422 is an apocalyptic number.

23021112422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23021112422 is a deficient number, since it is larger than the sum of its proper divisors (20280265882).

23021112422 is a wasteful number, since it uses less digits than its factorization.

23021112422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864284.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 23021112422 its reverse (22421112032), we get a palindrome (45442224454).

The spelling of 23021112422 in words is "twenty-three billion, twenty-one million, one hundred twelve thousand, four hundred twenty-two".