22320211211 has 2 divisors, whose sum is σ = 22320211212. Its totient is φ = 22320211210.

The previous prime is 22320211189. The next prime is 22320211273. The reversal of 22320211211 is 11211202322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22320211211 - 2³⁴ = 5140342027 is a prime.

It is a super-3 number, since 3×22320211211³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22320211211.

It is not a weakly prime, because it can be changed into another prime (22320811211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160105605 + 11160105606.

It is an arithmetic number, because the mean of its divisors is an integer number (11160105606).

Almost surely, 2^22320211211 is an apocalyptic number.

22320211211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22320211211 is an equidigital number, since it uses as much as digits as its factorization.

22320211211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22320211211 its reverse (11211202322), we get a palindrome (33531413533).

The spelling of 22320211211 in words is "twenty-two billion, three hundred twenty million, two hundred eleven thousand, two hundred eleven".