220211051 has 2 divisors, whose sum is σ = 220211052. Its totient is φ = 220211050.

The previous prime is 220211021. The next prime is 220211113. The reversal of 220211051 is 150112022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220211051 - 2⁶ = 220210987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220211021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105525 + 110105526.

It is an arithmetic number, because the mean of its divisors is an integer number (110105526).

Almost surely, 2^220211051 is an apocalyptic number.

220211051 is a deficient number, since it is larger than the sum of its proper divisors (1).

220211051 is an equidigital number, since it uses as much as digits as its factorization.

220211051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 220211051 is about 14839.5097964859. The cubic root of 220211051 is about 603.8740536409.

Adding to 220211051 its reverse (150112022), we get a palindrome (370323073).

The spelling of 220211051 in words is "two hundred twenty million, two hundred eleven thousand, fifty-one".