23213111344 has 10 divisors (see below), whose sum is σ = 44975403260. Its totient is φ = 11606555664.

The previous prime is 23213111323. The next prime is 23213111347. The reversal of 23213111344 is 44311131232.

It is not an unprimeable number, because it can be changed into a prime (23213111347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725409714 + ... + 725409745.

It is an arithmetic number, because the mean of its divisors is an integer number (4497540326).

Almost surely, 2^23213111344 is an apocalyptic number.

It is an amenable number.

23213111344 is a deficient number, since it is larger than the sum of its proper divisors (21762291916).

23213111344 is a wasteful number, since it uses less digits than its factorization.

23213111344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450819467 (or 1450819461 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 23213111344 its reverse (44311131232), we get a palindrome (67524242576).

The spelling of 23213111344 in words is "twenty-three billion, two hundred thirteen million, one hundred eleven thousand, three hundred forty-four".