123342001012 has 12 divisors (see below), whose sum is σ = 215933199300. Its totient is φ = 61646801216.

The previous prime is 123342001009. The next prime is 123342001039. The reversal of 123342001012 is 210100243321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 111453151716 + 11888849296 = 333846^2 + 109036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6038353 + ... + 6058744.

It is an arithmetic number, because the mean of its divisors is an integer number (17994433275).

Almost surely, 2^123342001012 is an apocalyptic number.

It is an amenable number.

123342001012 is a deficient number, since it is larger than the sum of its proper divisors (92591198288).

123342001012 is a wasteful number, since it uses less digits than its factorization.

123342001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12099650 (or 12099648 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123342001012 its reverse (210100243321), we get a palindrome (333442244333).

The spelling of 123342001012 in words is "one hundred twenty-three billion, three hundred forty-two million, one thousand, twelve".