123344120234 has 4 divisors (see below), whose sum is σ = 185016180354. Its totient is φ = 61672060116.

The previous prime is 123344120233. The next prime is 123344120261. The reversal of 123344120234 is 432021443321.

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

It can be written as a sum of positive squares in only one way, i.e., 64210039609 + 59134080625 = 253397^2 + 243175^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123344120197 and 123344120206.

It is not an unprimeable number, because it can be changed into a prime (123344120233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30836030057 + ... + 30836030060.

Almost surely, 2^123344120234 is an apocalyptic number.

123344120234 is a deficient number, since it is larger than the sum of its proper divisors (61672060120).

123344120234 is an equidigital number, since it uses as much as digits as its factorization.

123344120234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61672060119.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 123344120234 its reverse (432021443321), we get a palindrome (555365563555).

The spelling of 123344120234 in words is "one hundred twenty-three billion, three hundred forty-four million, one hundred twenty thousand, two hundred thirty-four".