12200221221001 has 16 divisors (see below), whose sum is σ = 13642052675328. Its totient is φ = 10814722002000.

The previous prime is 12200221220981. The next prime is 12200221221017. The reversal of 12200221221001 is 10012212200221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12200221221001 - 2⁵ = 12200221220969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12200221221101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21692775 + ... + 22248076.

It is an arithmetic number, because the mean of its divisors is an integer number (852628292208).

Almost surely, 2^{12200221221001} is an apocalyptic number.

12200221221001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12200221221001 is a deficient number, since it is larger than the sum of its proper divisors (1441831454327).

12200221221001 is a wasteful number, since it uses less digits than its factorization.

12200221221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43941492.

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

Adding to 12200221221001 its reverse (10012212200221), we get a palindrome (22212433421222).

The spelling of 12200221221001 in words is "twelve trillion, two hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, one".