123133322201 has 4 divisors (see below), whose sum is σ = 126136574004. Its totient is φ = 120130070400.

The previous prime is 123133322177. The next prime is 123133322203. The reversal of 123133322201 is 102223331321.

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 9860688601 + 113272633600 = 99301^2 + 336560^2 .

It is a cyclic number.

It is not a de Polignac number, because 123133322201 - 2¹⁰ = 123133321177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123133322203) 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, 1501625840 + ... + 1501625921.

It is an arithmetic number, because the mean of its divisors is an integer number (31534143501).

Almost surely, 2^123133322201 is an apocalyptic number.

It is an amenable number.

123133322201 is a deficient number, since it is larger than the sum of its proper divisors (3003251803).

123133322201 is an equidigital number, since it uses as much as digits as its factorization.

123133322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003251802.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123133322201 its reverse (102223331321), we get a palindrome (225356653522).

The spelling of 123133322201 in words is "one hundred twenty-three billion, one hundred thirty-three million, three hundred twenty-two thousand, two hundred one".