70222211 has 2 divisors, whose sum is σ = 70222212. Its totient is φ = 70222210.

The previous prime is 70222199. The next prime is 70222247. The reversal of 70222211 is 11222207.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70222211 - 2¹⁸ = 69960067 is a prime.

It is equal to p_4130324 and since 70222211 and 4130324 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70222211.

It is not a weakly prime, because it can be changed into another prime (70222111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35111105 + 35111106.

It is an arithmetic number, because the mean of its divisors is an integer number (35111106).

Almost surely, 2^70222211 is an apocalyptic number.

70222211 is a deficient number, since it is larger than the sum of its proper divisors (1).

70222211 is an equidigital number, since it uses as much as digits as its factorization.

70222211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 70222211 is about 8379.8693903903. The cubic root of 70222211 is about 412.5641621651.

Adding to 70222211 its reverse (11222207), we get a palindrome (81444418).

The spelling of 70222211 in words is "seventy million, two hundred twenty-two thousand, two hundred eleven".