23120116 has 12 divisors (see below), whose sum is σ = 41553988. Its totient is φ = 11247552.

The previous prime is 23120039. The next prime is 23120171. The reversal of 23120116 is 61102132.

It can be written as a sum of positive squares in 2 ways, for example, as 12531600 + 10588516 = 3540^2 + 3254^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23120116.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77961 + ... + 78256.

Almost surely, 2^23120116 is an apocalyptic number.

It is an amenable number.

23120116 is a deficient number, since it is larger than the sum of its proper divisors (18433872).

23120116 is a wasteful number, since it uses less digits than its factorization.

23120116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156258 (or 156256 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 23120116 is about 4808.3381744632. The cubic root of 23120116 is about 284.8809023254.

Adding to 23120116 its reverse (61102132), we get a palindrome (84222248).

The spelling of 23120116 in words is "twenty-three million, one hundred twenty thousand, one hundred sixteen".