122204563 has 4 divisors (see below), whose sum is σ = 131604928. Its totient is φ = 112804200.

The previous prime is 122204557. The next prime is 122204569. The reversal of 122204563 is 365402221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365402221 = 1051 ⋅347671.

It is an interprime number because it is at equal distance from previous prime (122204557) and next prime (122204569).

It is a cyclic number.

It is not a de Polignac number, because 122204563 - 2⁵ = 122204531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122204569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4700163 + ... + 4700188.

It is an arithmetic number, because the mean of its divisors is an integer number (32901232).

Almost surely, 2^122204563 is an apocalyptic number.

122204563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122204563 is a deficient number, since it is larger than the sum of its proper divisors (9400365).

122204563 is an equidigital number, since it uses as much as digits as its factorization.

122204563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9400364.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 122204563 is about 11054.6172706250. The cubic root of 122204563 is about 496.2446154563.

Adding to 122204563 its reverse (365402221), we get a palindrome (487606784).

The spelling of 122204563 in words is "one hundred twenty-two million, two hundred four thousand, five hundred sixty-three".