123223313331 has 6 divisors (see below), whose sum is σ = 177989230380. Its totient is φ = 82148875548.

The previous prime is 123223313273. The next prime is 123223313351. The reversal of 123223313331 is 133313322321.

123223313331 is a `hidden beast` number, since 1 + 2 + 322 + 3 + 3 + 1 + 3 + 331 = 666.

It is not a de Polignac number, because 123223313331 - 2¹¹ = 123223311283 is a prime.

It is a super-2 number, since 2×123223313331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123223313295 and 123223313304.

It is not an unprimeable number, because it can be changed into a prime (123223313351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6845739621 + ... + 6845739638.

It is an arithmetic number, because the mean of its divisors is an integer number (29664871730).

Almost surely, 2^123223313331 is an apocalyptic number.

123223313331 is a deficient number, since it is larger than the sum of its proper divisors (54765917049).

123223313331 is a wasteful number, since it uses less digits than its factorization.

123223313331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13691479265 (or 13691479262 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

Adding to 123223313331 its reverse (133313322321), we get a palindrome (256536635652).

The spelling of 123223313331 in words is "one hundred twenty-three billion, two hundred twenty-three million, three hundred thirteen thousand, three hundred thirty-one".