120013111323 has 32 divisors (see below), whose sum is σ = 204068966400. Its totient is φ = 68284565568.

The previous prime is 120013111313. The next prime is 120013111343. The reversal of 120013111323 is 323111310021.

120013111323 is a `hidden beast` number, since 1 + 200 + 131 + 11 + 323 = 666.

It is not a de Polignac number, because 120013111323 - 2⁸ = 120013111067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120013111296 and 120013111305.

It is not an unprimeable number, because it can be changed into a prime (120013111313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1318603 + ... + 1406676.

It is an arithmetic number, because the mean of its divisors is an integer number (6377155200).

Almost surely, 2^120013111323 is an apocalyptic number.

120013111323 is a deficient number, since it is larger than the sum of its proper divisors (84055855077).

120013111323 is a wasteful number, since it uses less digits than its factorization.

120013111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725528 (or 2725522 counting only the distinct ones).

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

Adding to 120013111323 its reverse (323111310021), we get a palindrome (443124421344).

The spelling of 120013111323 in words is "one hundred twenty billion, thirteen million, one hundred eleven thousand, three hundred twenty-three".