123000010340 has 24 divisors (see below), whose sum is σ = 258316386552. Its totient is φ = 49196887040.

The previous prime is 123000010313. The next prime is 123000010363. The reversal of 123000010340 is 43010000321.

123000010340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11821777984 + 111178232356 = 108728^2 + 333434^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143042 + ... + 516198.

It is an arithmetic number, because the mean of its divisors is an integer number (10763182773).

Almost surely, 2^123000010340 is an apocalyptic number.

123000010340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123000010340 is an abundant number, since it is smaller than the sum of its proper divisors (135316376212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123000010340 is a wasteful number, since it uses less digits than its factorization.

123000010340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389647 (or 389645 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 123000010340 its reverse (43010000321), we get a palindrome (166010010661).

The spelling of 123000010340 in words is "one hundred twenty-three billion, ten thousand, three hundred forty".