221222000107 has 2 divisors, whose sum is σ = 221222000108. Its totient is φ = 221222000106.

The previous prime is 221222000101. The next prime is 221222000119. The reversal of 221222000107 is 701000222122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221222000107 - 2¹¹ = 221221998059 is a prime.

It is a super-2 number, since 2×221222000107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (221222000101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110611000053 + 110611000054.

It is an arithmetic number, because the mean of its divisors is an integer number (110611000054).

Almost surely, 2^221222000107 is an apocalyptic number.

221222000107 is a deficient number, since it is larger than the sum of its proper divisors (1).

221222000107 is an equidigital number, since it uses as much as digits as its factorization.

221222000107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

Adding to 221222000107 its reverse (701000222122), we get a palindrome (922222222229).

The spelling of 221222000107 in words is "two hundred twenty-one billion, two hundred twenty-two million, one hundred seven", and thus it is an aban number.