23123301111 has 48 divisors (see below), whose sum is σ = 35691948864. Its totient is φ = 14375273472.

The previous prime is 23123301083. The next prime is 23123301133. The reversal of 23123301111 is 11110332132.

23123301111 is a `hidden beast` number, since 2 + 312 + 330 + 11 + 11 = 666.

It is not a de Polignac number, because 23123301111 - 2¹³ = 23123292919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23123301211) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 7925625 + ... + 7928541.

It is an arithmetic number, because the mean of its divisors is an integer number (743582268).

Almost surely, 2^23123301111 is an apocalyptic number.

23123301111 is a deficient number, since it is larger than the sum of its proper divisors (12568647753).

23123301111 is a wasteful number, since it uses less digits than its factorization.

23123301111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400 (or 3397 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 23123301111 its reverse (11110332132), we get a palindrome (34233633243).

It can be divided in two parts, 2312330 and 1111, that added together give a 4-th power (2313441 = 39⁴).

The spelling of 23123301111 in words is "twenty-three billion, one hundred twenty-three million, three hundred one thousand, one hundred eleven".