123220201233 has 32 divisors (see below), whose sum is σ = 171725368320. Its totient is φ = 78511723200.

The previous prime is 123220201217. The next prime is 123220201259. The reversal of 123220201233 is 332102022321.

It is a happy number.

It is not a de Polignac number, because 123220201233 - 2⁴ = 123220201217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123220208233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9496116 + ... + 9509082.

It is an arithmetic number, because the mean of its divisors is an integer number (5366417760).

Almost surely, 2^123220201233 is an apocalyptic number.

It is an amenable number.

123220201233 is a deficient number, since it is larger than the sum of its proper divisors (48505167087).

123220201233 is a wasteful number, since it uses less digits than its factorization.

123220201233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14517.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 123220201233 its reverse (332102022321), we get a palindrome (455322223554).

The spelling of 123220201233 in words is "one hundred twenty-three billion, two hundred twenty million, two hundred one thousand, two hundred thirty-three".