13430123140020 has 96 divisors (see below), whose sum is σ = 37865591500800. Its totient is φ = 3556554376320.

The previous prime is 13430123140013. The next prime is 13430123140033. The reversal of 13430123140020 is 2004132103431.

It is a happy number.

13430123140020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13430123140020² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5169285 + ... + 7319955.

It is an arithmetic number, because the mean of its divisors is an integer number (394433244800).

Almost surely, 2^{13430123140020} is an apocalyptic number.

13430123140020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13430123140020 is an abundant number, since it is smaller than the sum of its proper divisors (24435468360780).

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

13430123140020 is a wasteful number, since it uses less digits than its factorization.

13430123140020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151405 (or 2151403 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13430123140020 its reverse (2004132103431), we get a palindrome (15434255243451).

The spelling of 13430123140020 in words is "thirteen trillion, four hundred thirty billion, one hundred twenty-three million, one hundred forty thousand, twenty".