201122431022 has 16 divisors (see below), whose sum is σ = 302110940400. Its totient is φ = 100418875200.

The previous prime is 201122431009. The next prime is 201122431051. The reversal of 201122431022 is 220134221102.

201122431022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201122430985 and 201122431003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4748354 + ... + 4790522.

It is an arithmetic number, because the mean of its divisors is an integer number (18881933775).

Almost surely, 2^201122431022 is an apocalyptic number.

201122431022 is a deficient number, since it is larger than the sum of its proper divisors (100988509378).

201122431022 is a wasteful number, since it uses less digits than its factorization.

201122431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45491.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 201122431022 its reverse (220134221102), we get a palindrome (421256652124).

The spelling of 201122431022 in words is "two hundred one billion, one hundred twenty-two million, four hundred thirty-one thousand, twenty-two".