4220251051 has 2 divisors, whose sum is σ = 4220251052. Its totient is φ = 4220251050.

The previous prime is 4220251027. The next prime is 4220251097. The reversal of 4220251051 is 1501520224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4220251051 - 2¹⁵ = 4220218283 is a prime.

It is not a weakly prime, because it can be changed into another prime (4220251151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110125525 + 2110125526.

It is an arithmetic number, because the mean of its divisors is an integer number (2110125526).

Almost surely, 2^4220251051 is an apocalyptic number.

4220251051 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220251051 is an equidigital number, since it uses as much as digits as its factorization.

4220251051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 4220251051 is about 64963.4593521620. The cubic root of 4220251051 is about 1616.0176342868.

Adding to 4220251051 its reverse (1501520224), we get a palindrome (5721771275).

The spelling of 4220251051 in words is "four billion, two hundred twenty million, two hundred fifty-one thousand, fifty-one".