23443211012 has 24 divisors (see below), whose sum is σ = 46102370496. Its totient is φ = 10349510688.

The previous prime is 23443210993. The next prime is 23443211039. The reversal of 23443211012 is 21011234432.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9799478 + ... + 9801869.

It is an arithmetic number, because the mean of its divisors is an integer number (1920932104).

Almost surely, 2^23443211012 is an apocalyptic number.

It is an amenable number.

23443211012 is a deficient number, since it is larger than the sum of its proper divisors (22659159484).

23443211012 is a wasteful number, since it uses less digits than its factorization.

23443211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19601387 (or 19601385 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 23443211012 its reverse (21011234432), we get a palindrome (44454445444).

The spelling of 23443211012 in words is "twenty-three billion, four hundred forty-three million, two hundred eleven thousand, twelve".