2221003100001 has 32 divisors (see below), whose sum is σ = 3442588830720. Its totient is φ = 1247328955584.

The previous prime is 2221003099999. The next prime is 2221003100027. The reversal of 2221003100001 is 1000013001222.

It is not a de Polignac number, because 2221003100001 - 2¹ = 2221003099999 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221003100001.

It is not an unprimeable number, because it can be changed into a prime (2221003100101) 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, 4903926 + ... + 5337648.

It is an arithmetic number, because the mean of its divisors is an integer number (107580900960).

Almost surely, 2^{2221003100001} is an apocalyptic number.

2221003100001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2221003100001 is a deficient number, since it is larger than the sum of its proper divisors (1221585730719).

2221003100001 is a wasteful number, since it uses less digits than its factorization.

2221003100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437925.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 2221003100001 its reverse (1000013001222), we get a palindrome (3221016101223).

The spelling of 2221003100001 in words is "two trillion, two hundred twenty-one billion, three million, one hundred thousand, one".