201122123230 has 32 divisors (see below), whose sum is σ = 415067328000. Its totient is φ = 68734425120.

The previous prime is 201122123149. The next prime is 201122123249. The reversal of 201122123230 is 32321221102.

It is a junction number, because it is equal to n+sod(n) for n = 201122123198 and 201122123207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4597480 + ... + 4641019.

It is an arithmetic number, because the mean of its divisors is an integer number (12970854000).

Almost surely, 2^201122123230 is an apocalyptic number.

201122123230 is an abundant number, since it is smaller than the sum of its proper divisors (213945204770).

201122123230 is a wasteful number, since it uses less digits than its factorization.

201122123230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9238824.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 201122123230 its reverse (32321221102), we get a palindrome (233443344332).

The spelling of 201122123230 in words is "two hundred one billion, one hundred twenty-two million, one hundred twenty-three thousand, two hundred thirty".