23021120330 has 16 divisors (see below), whose sum is σ = 44625556584. Its totient is φ = 8500105920.

The previous prime is 23021120323. The next prime is 23021120357. The reversal of 23021120330 is 3302112032.

It can be written as a sum of positive squares in 4 ways, for example, as 8914569889 + 14106550441 = 94417^2 + 118771^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23021120299 and 23021120308.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 88542641 + ... + 88542900.

Almost surely, 2^23021120330 is an apocalyptic number.

23021120330 is a deficient number, since it is larger than the sum of its proper divisors (21604436254).

23021120330 is a wasteful number, since it uses less digits than its factorization.

23021120330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177085561.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 23021120330 its reverse (3302112032), we get a palindrome (26323232362).

The spelling of 23021120330 in words is "twenty-three billion, twenty-one million, one hundred twenty thousand, three hundred thirty".