4121221063 has 2 divisors, whose sum is σ = 4121221064. Its totient is φ = 4121221062.

The previous prime is 4121221043. The next prime is 4121221099. The reversal of 4121221063 is 3601221214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4121221063 - 2⁵ = 4121221031 is a prime.

It is a super-2 number, since 2×4121221063² = 33968926100229699938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4121221033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060610531 + 2060610532.

It is an arithmetic number, because the mean of its divisors is an integer number (2060610532).

Almost surely, 2^4121221063 is an apocalyptic number.

4121221063 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121221063 is an equidigital number, since it uses as much as digits as its factorization.

4121221063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4121221063 is about 64196.7371678655. The cubic root of 4121221063 is about 1603.2772751620.

Adding to 4121221063 its reverse (3601221214), we get a palindrome (7722442277).

The spelling of 4121221063 in words is "four billion, one hundred twenty-one million, two hundred twenty-one thousand, sixty-three".