201122122022 has 8 divisors (see below), whose sum is σ = 302470868736. Its totient is φ = 100298499112.

The previous prime is 201122122021. The next prime is 201122122027. The reversal of 201122122022 is 220221221102.

It is a happy number.

201122122022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122122021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131279993 + ... + 131281524.

It is an arithmetic number, because the mean of its divisors is an integer number (37808858592).

Almost surely, 2^201122122022 is an apocalyptic number.

201122122022 is a deficient number, since it is larger than the sum of its proper divisors (101348746714).

201122122022 is a wasteful number, since it uses less digits than its factorization.

201122122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262561902.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201122122022 its reverse (220221221102), we get a palindrome (421343343124).

The spelling of 201122122022 in words is "two hundred one billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty-two".