2222200012001 has 4 divisors (see below), whose sum is σ = 2222661724692. Its totient is φ = 2221738299312.

The previous prime is 2222200011979. The next prime is 2222200012007. The reversal of 2222200012001 is 1002100022222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1458778424401 + 763421587600 = 1207799^2 + 873740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222200012001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222200012007) 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 3 ways as a sum of consecutive naturals, for example, 230849126 + ... + 230858751.

It is an arithmetic number, because the mean of its divisors is an integer number (555665431173).

Almost surely, 2^{2222200012001} is an apocalyptic number.

It is an amenable number.

2222200012001 is a deficient number, since it is larger than the sum of its proper divisors (461712691).

2222200012001 is an equidigital number, since it uses as much as digits as its factorization.

2222200012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461712690.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2222200012001 its reverse (1002100022222), we get a palindrome (3224300034223).

The spelling of 2222200012001 in words is "two trillion, two hundred twenty-two billion, two hundred million, twelve thousand, one".