220528051 has 2 divisors, whose sum is σ = 220528052. Its totient is φ = 220528050.

The previous prime is 220528039. The next prime is 220528057. The reversal of 220528051 is 150825022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220528051 - 2⁹ = 220527539 is a prime.

It is not a weakly prime, because it can be changed into another prime (220528057) 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, 110264025 + 110264026.

It is an arithmetic number, because the mean of its divisors is an integer number (110264026).

Almost surely, 2^220528051 is an apocalyptic number.

220528051 is a deficient number, since it is larger than the sum of its proper divisors (1).

220528051 is an equidigital number, since it uses as much as digits as its factorization.

220528051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 220528051 is about 14850.1869011807. The cubic root of 220528051 is about 604.1636792707.

It can be divided in two parts, 22052 and 8051, that added together give a palindrome (30103).

The spelling of 220528051 in words is "two hundred twenty million, five hundred twenty-eight thousand, fifty-one".