2222222251147 has 2 divisors, whose sum is σ = 2222222251148. Its totient is φ = 2222222251146.

The previous prime is 2222222251121. The next prime is 2222222251177. The reversal of 2222222251147 is 7411522222222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2222222251147 - 2¹⁹ = 2222221726859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2222222251177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111111125573 + 1111111125574.

It is an arithmetic number, because the mean of its divisors is an integer number (1111111125574).

Almost surely, 2^{2222222251147} is an apocalyptic number.

2222222251147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222222251147 is an equidigital number, since it uses as much as digits as its factorization.

2222222251147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 34.

Adding to 2222222251147 its reverse (7411522222222), we get a palindrome (9633744473369).

The spelling of 2222222251147 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred fifty-one thousand, one hundred forty-seven".