123231210334 has 4 divisors (see below), whose sum is σ = 184846815504. Its totient is φ = 61615605166.

The previous prime is 123231210331. The next prime is 123231210373. The reversal of 123231210334 is 433012132321.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 123231210299 and 123231210308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123231210331) 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 as a sum of consecutive naturals, namely, 30807802582 + ... + 30807802585.

It is an arithmetic number, because the mean of its divisors is an integer number (46211703876).

Almost surely, 2^123231210334 is an apocalyptic number.

123231210334 is a deficient number, since it is larger than the sum of its proper divisors (61615605170).

123231210334 is an equidigital number, since it uses as much as digits as its factorization.

123231210334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61615605169.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 123231210334 its reverse (433012132321), we get a palindrome (556243342655).

The spelling of 123231210334 in words is "one hundred twenty-three billion, two hundred thirty-one million, two hundred ten thousand, three hundred thirty-four".