123322201 has 4 divisors (see below), whose sum is σ = 123477732. Its totient is φ = 123166672.

The previous prime is 123322187. The next prime is 123322231. The reversal of 123322201 is 102223321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56475225 + 66846976 = 7515^2 + 8176^2 .

It is a cyclic number.

It is not a de Polignac number, because 123322201 - 2⁵ = 123322169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123322231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76570 + ... + 78163.

It is an arithmetic number, because the mean of its divisors is an integer number (30869433).

Almost surely, 2^123322201 is an apocalyptic number.

It is an amenable number.

123322201 is a deficient number, since it is larger than the sum of its proper divisors (155531).

123322201 is an equidigital number, since it uses as much as digits as its factorization.

123322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155530.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 123322201 is about 11105.0529489958. The cubic root of 123322201 is about 497.7528504342.

Adding to 123322201 its reverse (102223321), we get a palindrome (225545522).

The spelling of 123322201 in words is "one hundred twenty-three million, three hundred twenty-two thousand, two hundred one".