234020012013 has 24 divisors (see below), whose sum is σ = 354397567680. Its totient is φ = 148522872960.

The previous prime is 234020011999. The next prime is 234020012029. The reversal of 234020012013 is 310210020432.

234020012013 is a `hidden beast` number, since 2 + 340 + 200 + 120 + 1 + 3 = 666.

It is not a de Polignac number, because 234020012013 - 2¹⁰ = 234020010989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234020012063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2635308 + ... + 2722661.

It is an arithmetic number, because the mean of its divisors is an integer number (14766565320).

Almost surely, 2^234020012013 is an apocalyptic number.

234020012013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

234020012013 is a deficient number, since it is larger than the sum of its proper divisors (120377555667).

234020012013 is a wasteful number, since it uses less digits than its factorization.

234020012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5358209 (or 5358206 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 234020012013 its reverse (310210020432), we get a palindrome (544230032445).

The spelling of 234020012013 in words is "two hundred thirty-four billion, twenty million, twelve thousand, thirteen".