201123223022 has 4 divisors (see below), whose sum is σ = 301684834536. Its totient is φ = 100561611510.

The previous prime is 201123223013. The next prime is 201123223073. The reversal of 201123223022 is 220322321102.

It is a happy number.

201123223022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 201123222985 and 201123223003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50280805754 + ... + 50280805757.

It is an arithmetic number, because the mean of its divisors is an integer number (75421208634).

Almost surely, 2^201123223022 is an apocalyptic number.

201123223022 is a deficient number, since it is larger than the sum of its proper divisors (100561611514).

201123223022 is a wasteful number, since it uses less digits than its factorization.

201123223022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100561611513.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201123223022 its reverse (220322321102), we get a palindrome (421445544124).

The spelling of 201123223022 in words is "two hundred one billion, one hundred twenty-three million, two hundred twenty-three thousand, twenty-two".