123213311233 has 8 divisors (see below), whose sum is σ = 130290080256. Its totient is φ = 116330426400.

The previous prime is 123213311197. The next prime is 123213311237. The reversal of 123213311233 is 332113312321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-123213311233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123213311198 and 123213311207.

It is not an unprimeable number, because it can be changed into a prime (123213311237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48469741 + ... + 48472282.

It is an arithmetic number, because the mean of its divisors is an integer number (16286260032).

Almost surely, 2^123213311233 is an apocalyptic number.

It is an amenable number.

123213311233 is a deficient number, since it is larger than the sum of its proper divisors (7076769023).

123213311233 is an equidigital number, since it uses as much as digits as its factorization.

123213311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96942095.

The product of its digits is 1944, while the sum is 25.

Adding to 123213311233 its reverse (332113312321), we get a palindrome (455326623554).

The spelling of 123213311233 in words is "one hundred twenty-three billion, two hundred thirteen million, three hundred eleven thousand, two hundred thirty-three".