23201120322 has 24 divisors (see below), whose sum is σ = 51627719676. Its totient is φ = 7524687456.

The previous prime is 23201120309. The next prime is 23201120329. The reversal of 23201120322 is 22302110232.

23201120322 is a `hidden beast` number, since 2 + 320 + 1 + 1 + 20 + 322 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22596403041 + 604717281 = 150321^2 + 24591^2 .

It is a super-3 number, since 3×23201120322³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23201120295 and 23201120304.

It is not an unprimeable number, because it can be changed into a prime (23201120329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17417593 + ... + 17418924.

Almost surely, 2^23201120322 is an apocalyptic number.

23201120322 is an abundant number, since it is smaller than the sum of its proper divisors (28426599354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23201120322 is a wasteful number, since it uses less digits than its factorization.

23201120322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34836562 (or 34836559 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23201120322 its reverse (22302110232), we get a palindrome (45503230554).

The spelling of 23201120322 in words is "twenty-three billion, two hundred one million, one hundred twenty thousand, three hundred twenty-two".