20344101420203 has 16 divisors (see below), whose sum is σ = 22300927689600. Its totient is φ = 18405384761280.

The previous prime is 20344101420179. The next prime is 20344101420221. The reversal of 20344101420203 is 30202410144302.

It is not a de Polignac number, because 20344101420203 - 2³⁸ = 20069223513259 is a prime.

It is a super-2 number, since 2×20344101420203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20344101420103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3511001 + ... + 7281162.

It is an arithmetic number, because the mean of its divisors is an integer number (1393807980600).

Almost surely, 2^{20344101420203} is an apocalyptic number.

20344101420203 is a deficient number, since it is larger than the sum of its proper divisors (1956826269397).

20344101420203 is a wasteful number, since it uses less digits than its factorization.

20344101420203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10793002.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20344101420203 its reverse (30202410144302), we get a palindrome (50546511564505).

The spelling of 20344101420203 in words is "twenty trillion, three hundred forty-four billion, one hundred one million, four hundred twenty thousand, two hundred three".