12220012100001 has 64 divisors (see below), whose sum is σ = 17609353344000. Its totient is φ = 7512839921664.

The previous prime is 12220012099973. The next prime is 12220012100011. The reversal of 12220012100001 is 10000121002221.

It is not a de Polignac number, because 12220012100001 - 2⁹ = 12220012099489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12220012100001.

It is not an unprimeable number, because it can be changed into a prime (12220012100011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2335180281 + ... + 2335185513.

It is an arithmetic number, because the mean of its divisors is an integer number (275146146000).

Almost surely, 2^{12220012100001} is an apocalyptic number.

It is an amenable number.

12220012100001 is a deficient number, since it is larger than the sum of its proper divisors (5389341243999).

12220012100001 is a wasteful number, since it uses less digits than its factorization.

12220012100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8350.

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

Adding to 12220012100001 its reverse (10000121002221), we get a palindrome (22220133102222).

The spelling of 12220012100001 in words is "twelve trillion, two hundred twenty billion, twelve million, one hundred thousand, one".