20134020220203 has 16 divisors (see below), whose sum is σ = 27024602821632. Its totient is φ = 13333068480000.

The previous prime is 20134020220199. The next prime is 20134020220213. The reversal of 20134020220203 is 30202202043102.

It is not a de Polignac number, because 20134020220203 - 2² = 20134020220199 is a prime.

It is a super-2 number, since 2×20134020220203² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20134020220203.

It is not an unprimeable number, because it can be changed into a prime (20134020220213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7267723 + ... + 9648203.

It is an arithmetic number, because the mean of its divisors is an integer number (1689037676352).

Almost surely, 2^{20134020220203} is an apocalyptic number.

20134020220203 is a deficient number, since it is larger than the sum of its proper divisors (6890582601429).

20134020220203 is a wasteful number, since it uses less digits than its factorization.

20134020220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399306.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20134020220203 its reverse (30202202043102), we get a palindrome (50336222263305).

The spelling of 20134020220203 in words is "twenty trillion, one hundred thirty-four billion, twenty million, two hundred twenty thousand, two hundred three".