20021022220203 has 8 divisors (see below), whose sum is σ = 29660773659600. Its totient is φ = 13347348146784.

The previous prime is 20021022220201. The next prime is 20021022220231. The reversal of 20021022220203 is 30202222012002.

20021022220203 is a `hidden beast` number, since 200 + 21 + 0 + 22 + 220 + 203 = 666.

It is not a de Polignac number, because 20021022220203 - 2¹ = 20021022220201 is a prime.

It is a super-2 number, since 2×20021022220203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20021022220201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370759670718 + ... + 370759670771.

It is an arithmetic number, because the mean of its divisors is an integer number (3707596707450).

Almost surely, 2^{20021022220203} is an apocalyptic number.

20021022220203 is a deficient number, since it is larger than the sum of its proper divisors (9639751439397).

20021022220203 is an equidigital number, since it uses as much as digits as its factorization.

20021022220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741519341498 (or 741519341492 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20021022220203 its reverse (30202222012002), we get a palindrome (50223244232205).

The spelling of 20021022220203 in words is "twenty trillion, twenty-one billion, twenty-two million, two hundred twenty thousand, two hundred three".