12124223012 has 48 divisors (see below), whose sum is σ = 23407501824. Its totient is φ = 5448960000.

The previous prime is 12124222949. The next prime is 12124223077. The reversal of 12124223012 is 21032242121.

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, 4402628 + ... + 4405380.

It is an arithmetic number, because the mean of its divisors is an integer number (487656288).

Almost surely, 2^12124223012 is an apocalyptic number.

It is an amenable number.

12124223012 is a deficient number, since it is larger than the sum of its proper divisors (11283278812).

12124223012 is a wasteful number, since it uses less digits than its factorization.

12124223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860 (or 3858 counting only the distinct ones).

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

Adding to 12124223012 its reverse (21032242121), we get a palindrome (33156465133).

It can be divided in two parts, 1212 and 4223012, that added together give a palindrome (4224224).

The spelling of 12124223012 in words is "twelve billion, one hundred twenty-four million, two hundred twenty-three thousand, twelve".