12022201012 has 12 divisors (see below), whose sum is σ = 21352864960. Its totient is φ = 5921382456.

The previous prime is 12022201001. The next prime is 12022201031. The reversal of 12022201012 is 21010222021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12022200983 and 12022201001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22429212 + ... + 22429747.

Almost surely, 2^12022201012 is an apocalyptic number.

It is an amenable number.

12022201012 is a deficient number, since it is larger than the sum of its proper divisors (9330663948).

12022201012 is a wasteful number, since it uses less digits than its factorization.

12022201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44859030 (or 44859028 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12022201012 its reverse (21010222021), we get a palindrome (33032423033).

The spelling of 12022201012 in words is "twelve billion, twenty-two million, two hundred one thousand, twelve".