12220231122001 has 16 divisors (see below), whose sum is σ = 14451079242240. Its totient is φ = 10110833974080.

The previous prime is 12220231121999. The next prime is 12220231122091. The reversal of 12220231122001 is 10022113202221.

It is not a de Polignac number, because 12220231122001 - 2¹ = 12220231121999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12220231122001.

It is not an unprimeable number, because it can be changed into a prime (12220231122091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6487066 + ... + 8156131.

It is an arithmetic number, because the mean of its divisors is an integer number (903192452640).

Almost surely, 2^{12220231122001} is an apocalyptic number.

It is an amenable number.

12220231122001 is a deficient number, since it is larger than the sum of its proper divisors (2230848120239).

12220231122001 is a wasteful number, since it uses less digits than its factorization.

12220231122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14647344.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12220231122001 its reverse (10022113202221), we get a palindrome (22242344324222).

The spelling of 12220231122001 in words is "twelve trillion, two hundred twenty billion, two hundred thirty-one million, one hundred twenty-two thousand, one".