22031120201 has 2 divisors, whose sum is σ = 22031120202. Its totient is φ = 22031120200.

The previous prime is 22031120159. The next prime is 22031120249. The reversal of 22031120201 is 10202113022.

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., 21462250000 + 568870201 = 146500^2 + 23851^2 .

It is a cyclic number.

It is not a de Polignac number, because 22031120201 - 2²⁶ = 21964011337 is a prime.

It is not a weakly prime, because it can be changed into another prime (22031120281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015560100 + 11015560101.

It is an arithmetic number, because the mean of its divisors is an integer number (11015560101).

Almost surely, 2^22031120201 is an apocalyptic number.

It is an amenable number.

22031120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22031120201 is an equidigital number, since it uses as much as digits as its factorization.

22031120201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22031120201 its reverse (10202113022), we get a palindrome (32233233223).

The spelling of 22031120201 in words is "twenty-two billion, thirty-one million, one hundred twenty thousand, two hundred one".