20221012203 has 8 divisors (see below), whose sum is σ = 30812971008. Its totient is φ = 11554864104.

The previous prime is 20221012169. The next prime is 20221012213. The reversal of 20221012203 is 30221012202.

It is a happy number.

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

It is not a de Polignac number, because 20221012203 - 2⁶ = 20221012139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20221012213) 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, 481452651 + ... + 481452692.

It is an arithmetic number, because the mean of its divisors is an integer number (3851621376).

Almost surely, 2^20221012203 is an apocalyptic number.

20221012203 is a deficient number, since it is larger than the sum of its proper divisors (10591958805).

20221012203 is an equidigital number, since it uses as much as digits as its factorization.

20221012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962905353.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20221012203 its reverse (30221012202), we get a palindrome (50442024405).

Subtracting 20221012203 from its reverse (30221012202), we obtain a palindrome (9999999999).

The spelling of 20221012203 in words is "twenty billion, two hundred twenty-one million, twelve thousand, two hundred three".