123111302112300 has 36 divisors (see below), whose sum is σ = 356202034112456. Its totient is φ = 32829680563200.

The previous prime is 123111302112263. The next prime is 123111302112317. The reversal of 123111302112300 is 3211203111321.

123111302112300 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×123111302112300² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205185503221 + ... + 205185503820.

Almost surely, 2^{123111302112300} is an apocalyptic number.

123111302112300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123111302112300 is an abundant number, since it is smaller than the sum of its proper divisors (233090732000156).

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

123111302112300 is a wasteful number, since it uses less digits than its factorization.

123111302112300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410371007058 (or 410371007051 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 123111302112300 its reverse (3211203111321), we get a palindrome (126322505223621).

The spelling of 123111302112300 in words is "one hundred twenty-three trillion, one hundred eleven billion, three hundred two million, one hundred twelve thousand, three hundred".