2210222122001 has 4 divisors (see below), whose sum is σ = 2246455271604. Its totient is φ = 2173988972400.

The previous prime is 2210222121973. The next prime is 2210222122013. The reversal of 2210222122001 is 1002212220122.

It is a happy number.

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 35847742225 + 2174374379776 = 189335^2 + 1474576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2210222122001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210222122501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18116574710 + ... + 18116574831.

It is an arithmetic number, because the mean of its divisors is an integer number (561613817901).

Almost surely, 2^{2210222122001} is an apocalyptic number.

It is an amenable number.

2210222122001 is a deficient number, since it is larger than the sum of its proper divisors (36233149603).

2210222122001 is an equidigital number, since it uses as much as digits as its factorization.

2210222122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36233149602.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2210222122001 its reverse (1002212220122), we get a palindrome (3212434342123).

The spelling of 2210222122001 in words is "two trillion, two hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, one".