7022221051 has 2 divisors, whose sum is σ = 7022221052. Its totient is φ = 7022221050.

The previous prime is 7022221027. The next prime is 7022221067. The reversal of 7022221051 is 1501222207.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7022221051 is a prime.

It is not a weakly prime, because it can be changed into another prime (7022221351) 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 as a sum of consecutive naturals, namely, 3511110525 + 3511110526.

It is an arithmetic number, because the mean of its divisors is an integer number (3511110526).

Almost surely, 2^7022221051 is an apocalyptic number.

7022221051 is a deficient number, since it is larger than the sum of its proper divisors (1).

7022221051 is an equidigital number, since it uses as much as digits as its factorization.

7022221051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 7022221051 is about 83798.6936115355. The cubic root of 7022221051 is about 1914.9532038003.

Adding to 7022221051 its reverse (1501222207), we get a palindrome (8523443258).

The spelling of 7022221051 in words is "seven billion, twenty-two million, two hundred twenty-one thousand, fifty-one".