123031103213233 has 64 divisors (see below), whose sum is σ = 135113282703360. Its totient is φ = 111768293145600.

The previous prime is 123031103213201. The next prime is 123031103213287. The reversal of 123031103213233 is 332312301130321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123031103213233 - 2⁵ = 123031103213201 is a prime.

It is a super-3 number, since 3×123031103213233³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123031103213933) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1678949991 + ... + 1679023267.

It is an arithmetic number, because the mean of its divisors is an integer number (2111145042240).

Almost surely, 2^{123031103213233} is an apocalyptic number.

It is an amenable number.

123031103213233 is a deficient number, since it is larger than the sum of its proper divisors (12082179490127).

123031103213233 is a wasteful number, since it uses less digits than its factorization.

123031103213233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73858.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 123031103213233 its reverse (332312301130321), we get a palindrome (455343404343554).

The spelling of 123031103213233 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred three million, two hundred thirteen thousand, two hundred thirty-three".