20013000344203 has 4 divisors (see below), whose sum is σ = 20014144157800. Its totient is φ = 20011856530608.

The previous prime is 20013000344201. The next prime is 20013000344221. The reversal of 20013000344203 is 30244300031002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20013000344203 - 2¹ = 20013000344201 is a prime.

It is a super-3 number, since 3×20013000344203³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20013000344201) 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, 571880553 + ... + 571915546.

It is an arithmetic number, because the mean of its divisors is an integer number (5003536039450).

Almost surely, 2^{20013000344203} is an apocalyptic number.

20013000344203 is a deficient number, since it is larger than the sum of its proper divisors (1143813597).

20013000344203 is a wasteful number, since it uses less digits than its factorization.

20013000344203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143813596.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20013000344203 its reverse (30244300031002), we get a palindrome (50257300375205).

The spelling of 20013000344203 in words is "twenty trillion, thirteen billion, three hundred forty-four thousand, two hundred three".