20020013203 has 2 divisors, whose sum is σ = 20020013204. Its totient is φ = 20020013202.

The previous prime is 20020013201. The next prime is 20020013227. The reversal of 20020013203 is 30231002002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020013203 - 2¹ = 20020013201 is a prime.

Together with 20020013201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20020013201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010006601 + 10010006602.

It is an arithmetic number, because the mean of its divisors is an integer number (10010006602).

Almost surely, 2^20020013203 is an apocalyptic number.

20020013203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020013203 is an equidigital number, since it uses as much as digits as its factorization.

20020013203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 20020013203 its reverse (30231002002), we get a palindrome (50251015205).

The spelling of 20020013203 in words is "twenty billion, twenty million, thirteen thousand, two hundred three".