22122097 has 2 divisors, whose sum is σ = 22122098. Its totient is φ = 22122096.

The previous prime is 22122053. The next prime is 22122103. The reversal of 22122097 is 79022122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14107536 + 8014561 = 3756^2 + 2831^2 .

It is a cyclic number.

It is not a de Polignac number, because 22122097 - 2¹⁹ = 21597809 is a prime.

It is not a weakly prime, because it can be changed into another prime (22122017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061048 + 11061049.

It is an arithmetic number, because the mean of its divisors is an integer number (11061049).

Almost surely, 2^22122097 is an apocalyptic number.

It is an amenable number.

22122097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122097 is an equidigital number, since it uses as much as digits as its factorization.

22122097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 22122097 is about 4703.4133350153. The cubic root of 22122097 is about 280.7213416001.

Adding to 22122097 its sum of digits (25), we get a palindrome (22122122).

The spelling of 22122097 in words is "twenty-two million, one hundred twenty-two thousand, ninety-seven".