23331244422 has 32 divisors (see below), whose sum is σ = 48177045504. Its totient is φ = 7527643200.

The previous prime is 23331244399. The next prime is 23331244423. The reversal of 23331244422 is 22444213332.

It is a super-2 number, since 2×23331244422² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23331244422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23331244423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342154 + ... + 404637.

It is an arithmetic number, because the mean of its divisors is an integer number (1505532672).

Almost surely, 2^23331244422 is an apocalyptic number.

23331244422 is an abundant number, since it is smaller than the sum of its proper divisors (24845801082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23331244422 is a wasteful number, since it uses less digits than its factorization.

23331244422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746964.

The product of its digits is 27648, while the sum is 30.

Adding to 23331244422 its reverse (22444213332), we get a palindrome (45775457754).

The spelling of 23331244422 in words is "twenty-three billion, three hundred thirty-one million, two hundred forty-four thousand, four hundred twenty-two".