122044217 has 2 divisors, whose sum is σ = 122044218. Its totient is φ = 122044216.

The previous prime is 122044199. The next prime is 122044229. The reversal of 122044217 is 712440221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112869376 + 9174841 = 10624^2 + 3029^2 .

It is a cyclic number.

It is not a de Polignac number, because 122044217 - 2¹⁴ = 122027833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122044192 and 122044201.

It is not a weakly prime, because it can be changed into another prime (122034217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61022108 + 61022109.

It is an arithmetic number, because the mean of its divisors is an integer number (61022109).

Almost surely, 2^122044217 is an apocalyptic number.

It is an amenable number.

122044217 is a deficient number, since it is larger than the sum of its proper divisors (1).

122044217 is an equidigital number, since it uses as much as digits as its factorization.

122044217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 122044217 is about 11047.3624453984. The cubic root of 122044217 is about 496.0274777203.

Adding to 122044217 its reverse (712440221), we get a palindrome (834484438).

The spelling of 122044217 in words is "one hundred twenty-two million, forty-four thousand, two hundred seventeen".