123331323303 has 16 divisors (see below), whose sum is σ = 183024360960. Its totient is φ = 82080802008.

The previous prime is 123331323299. The next prime is 123331323319. The reversal of 123331323303 is 303323133321.

123331323303 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 31 + 323 + 303 = 666.

It is not a de Polignac number, because 123331323303 - 2² = 123331323299 is a prime.

It is a super-2 number, since 2×123331323303² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123331323383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3874975 + ... + 3906672.

It is an arithmetic number, because the mean of its divisors is an integer number (11439022560).

Almost surely, 2^123331323303 is an apocalyptic number.

123331323303 is a deficient number, since it is larger than the sum of its proper divisors (59693037657).

123331323303 is an equidigital number, since it uses as much as digits as its factorization.

123331323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782243 (or 7782237 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 27.

Adding to 123331323303 its reverse (303323133321), we get a palindrome (426654456624).

The spelling of 123331323303 in words is "one hundred twenty-three billion, three hundred thirty-one million, three hundred twenty-three thousand, three hundred three".