123113434300 has 18 divisors (see below), whose sum is σ = 267156152648. Its totient is φ = 49245373680.

The previous prime is 123113434211. The next prime is 123113434321. The reversal of 123113434300 is 3434311321.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 615567072 + ... + 615567271.

Almost surely, 2^123113434300 is an apocalyptic number.

123113434300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123113434300 is an abundant number, since it is smaller than the sum of its proper divisors (144042718348).

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

123113434300 is a wasteful number, since it uses less digits than its factorization.

123113434300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231134357 (or 1231134350 counting only the distinct ones).

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

Adding to 123113434300 its reverse (3434311321), we get a palindrome (126547745621).

The spelling of 123113434300 in words is "one hundred twenty-three billion, one hundred thirteen million, four hundred thirty-four thousand, three hundred".