12201000122001 has 32 divisors (see below), whose sum is σ = 16493792693760. Its totient is φ = 8021356821504.

The previous prime is 12201000121951. The next prime is 12201000122009. The reversal of 12201000122001 is 10022100010221.

It is not a de Polignac number, because 12201000122001 - 2¹⁵ = 12201000089233 is a prime.

It is a super-4 number, since 4×12201000122001⁴ (a number of 53 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12201000122009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1573709541 + ... + 1573717293.

It is an arithmetic number, because the mean of its divisors is an integer number (515431021680).

Almost surely, 2^{12201000122001} is an apocalyptic number.

It is an amenable number.

12201000122001 is a deficient number, since it is larger than the sum of its proper divisors (4292792571759).

12201000122001 is a wasteful number, since it uses less digits than its factorization.

12201000122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14985.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12201000122001 its reverse (10022100010221), we get a palindrome (22223100132222).

The spelling of 12201000122001 in words is "twelve trillion, two hundred one billion, one hundred twenty-two thousand, one".