4200221041 has 2 divisors, whose sum is σ = 4200221042. Its totient is φ = 4200221040.

The previous prime is 4200221027. The next prime is 4200221099. The reversal of 4200221041 is 1401220024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3292464400 + 907756641 = 57380^2 + 30129^2 .

It is a cyclic number.

It is not a de Polignac number, because 4200221041 - 2¹⁷ = 4200089969 is a prime.

It is a super-4 number, since 4×4200221041⁴ (a number of 40 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (4200228041) 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, 2100110520 + 2100110521.

It is an arithmetic number, because the mean of its divisors is an integer number (2100110521).

Almost surely, 2^4200221041 is an apocalyptic number.

It is an amenable number.

4200221041 is a deficient number, since it is larger than the sum of its proper divisors (1).

4200221041 is an equidigital number, since it uses as much as digits as its factorization.

4200221041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4200221041 is about 64809.1123299803. The cubic root of 4200221041 is about 1613.4569498043.

Adding to 4200221041 its reverse (1401220024), we get a palindrome (5601441065).

The spelling of 4200221041 in words is "four billion, two hundred million, two hundred twenty-one thousand, forty-one".