20221020122203 has 8 divisors (see below), whose sum is σ = 20603062803888. Its totient is φ = 19838996477664.

The previous prime is 20221020122159. The next prime is 20221020122243. The reversal of 20221020122203 is 30222102012202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20221020122203 - 2²⁹ = 20220483251291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221020122243) 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, 2605725 + ... + 6872542.

It is an arithmetic number, because the mean of its divisors is an integer number (2575382850486).

Almost surely, 2^{20221020122203} is an apocalyptic number.

20221020122203 is a deficient number, since it is larger than the sum of its proper divisors (382042681685).

20221020122203 is an equidigital number, since it uses as much as digits as its factorization.

20221020122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9518573.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20221020122203 its reverse (30222102012202), we get a palindrome (50443122134405).

The spelling of 20221020122203 in words is "twenty trillion, two hundred twenty-one billion, twenty million, one hundred twenty-two thousand, two hundred three".