122221367 has 2 divisors, whose sum is σ = 122221368. Its totient is φ = 122221366.

The previous prime is 122221331. The next prime is 122221387. The reversal of 122221367 is 763122221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122221367 - 2²⁰ = 121172791 is a prime.

It is a super-3 number, since 3×122221367³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122221327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110683 + 61110684.

It is an arithmetic number, because the mean of its divisors is an integer number (61110684).

Almost surely, 2^122221367 is an apocalyptic number.

122221367 is a deficient number, since it is larger than the sum of its proper divisors (1).

122221367 is an equidigital number, since it uses as much as digits as its factorization.

122221367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 26.

The square root of 122221367 is about 11055.3772889034. The cubic root of 122221367 is about 496.2673601399.

Adding to 122221367 its reverse (763122221), we get a palindrome (885343588).

The spelling of 122221367 in words is "one hundred twenty-two million, two hundred twenty-one thousand, three hundred sixty-seven".