12021122201002 has 48 divisors (see below), whose sum is σ = 19391926590720. Its totient is φ = 5586147107424.

The previous prime is 12021122200939. The next prime is 12021122201047. The reversal of 12021122201002 is 20010222112021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659658463 + ... + 659676685.

It is an arithmetic number, because the mean of its divisors is an integer number (403998470640).

Almost surely, 2^{12021122201002} is an apocalyptic number.

12021122201002 is a deficient number, since it is larger than the sum of its proper divisors (7370804389718).

12021122201002 is a wasteful number, since it uses less digits than its factorization.

12021122201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35555 (or 35536 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12021122201002 its reverse (20010222112021), we get a palindrome (32031344313023).

The spelling of 12021122201002 in words is "twelve trillion, twenty-one billion, one hundred twenty-two million, two hundred one thousand, two".