22120221203 has 2 divisors, whose sum is σ = 22120221204. Its totient is φ = 22120221202.

The previous prime is 22120221199. The next prime is 22120221209. The reversal of 22120221203 is 30212202122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22120221203 - 2² = 22120221199 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120221209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060110601 + 11060110602.

It is an arithmetic number, because the mean of its divisors is an integer number (11060110602).

Almost surely, 2^22120221203 is an apocalyptic number.

22120221203 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120221203 is an equidigital number, since it uses as much as digits as its factorization.

22120221203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22120221203 its reverse (30212202122), we get a palindrome (52332423325).

The spelling of 22120221203 in words is "twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred three".