123234034100 has 36 divisors (see below), whose sum is σ = 267442340928. Its totient is φ = 49289100000.

The previous prime is 123234034073. The next prime is 123234034103. The reversal of 123234034100 is 1430432321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123234034103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1174805 + ... + 1275395.

Almost surely, 2^123234034100 is an apocalyptic number.

123234034100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123234034100 is an abundant number, since it is smaller than the sum of its proper divisors (144208306828).

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

123234034100 is a wasteful number, since it uses less digits than its factorization.

123234034100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112856 (or 112849 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123234034100 its reverse (1430432321), we get a palindrome (124664466421).

The spelling of 123234034100 in words is "one hundred twenty-three billion, two hundred thirty-four million, thirty-four thousand, one hundred".