20220112201 has 2 divisors, whose sum is σ = 20220112202. Its totient is φ = 20220112200.

The previous prime is 20220112193. The next prime is 20220112217. The reversal of 20220112201 is 10221102202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16697808400 + 3522303801 = 129220^2 + 59349^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220112201 - 2³ = 20220112193 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220112271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110056100 + 10110056101.

It is an arithmetic number, because the mean of its divisors is an integer number (10110056101).

Almost surely, 2^20220112201 is an apocalyptic number.

It is an amenable number.

20220112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220112201 is an equidigital number, since it uses as much as digits as its factorization.

20220112201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20220112201 its reverse (10221102202), we get a palindrome (30441214403).

Subtracting from 20220112201 its reverse (10221102202), we obtain a palindrome (9999009999).

The spelling of 20220112201 in words is "twenty billion, two hundred twenty million, one hundred twelve thousand, two hundred one".