20340013140012 has 12 divisors (see below), whose sum is σ = 47460030660056. Its totient is φ = 6780004380000.

The previous prime is 20340013140001. The next prime is 20340013140019. The reversal of 20340013140012 is 21004131004302.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×20340013140012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20340013140019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 847500547489 + ... + 847500547512.

Almost surely, 2^{20340013140012} is an apocalyptic number.

It is an amenable number.

20340013140012 is an abundant number, since it is smaller than the sum of its proper divisors (27120017520044).

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

20340013140012 is a wasteful number, since it uses less digits than its factorization.

20340013140012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695001095008 (or 1695001095006 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20340013140012 its reverse (21004131004302), we get a palindrome (41344144144314).

The spelling of 20340013140012 in words is "twenty trillion, three hundred forty billion, thirteen million, one hundred forty thousand, twelve".