12201220001002 has 16 divisors (see below), whose sum is σ = 18306191574720. Its totient is φ = 6099156285952.

The previous prime is 12201220000939. The next prime is 12201220001021. The reversal of 12201220001002 is 20010002210221.

It is a happy number.

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, 345010173 + ... + 345045535.

It is an arithmetic number, because the mean of its divisors is an integer number (1144136973420).

Almost surely, 2^{12201220001002} is an apocalyptic number.

12201220001002 is a deficient number, since it is larger than the sum of its proper divisors (6104971573718).

12201220001002 is a wasteful number, since it uses less digits than its factorization.

12201220001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71597.

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

Adding to 12201220001002 its reverse (20010002210221), we get a palindrome (32211222211223).

The spelling of 12201220001002 in words is "twelve trillion, two hundred one billion, two hundred twenty million, one thousand, two".