222106020511 has 2 divisors, whose sum is σ = 222106020512. Its totient is φ = 222106020510.

The previous prime is 222106020491. The next prime is 222106020529. The reversal of 222106020511 is 115020601222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222106020511 - 2²⁵ = 222072466079 is a prime.

It is a super-2 number, since 2×222106020511² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222106023511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111053010255 + 111053010256.

It is an arithmetic number, because the mean of its divisors is an integer number (111053010256).

Almost surely, 2^222106020511 is an apocalyptic number.

222106020511 is a deficient number, since it is larger than the sum of its proper divisors (1).

222106020511 is an equidigital number, since it uses as much as digits as its factorization.

222106020511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 222106020511 its reverse (115020601222), we get a palindrome (337126621733).

The spelling of 222106020511 in words is "two hundred twenty-two billion, one hundred six million, twenty thousand, five hundred eleven".