5120111323 has 4 divisors (see below), whose sum is σ = 5421294360. Its totient is φ = 4818928288.

The previous prime is 5120111291. The next prime is 5120111383. The reversal of 5120111323 is 3231110215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5120111323 - 2⁵ = 5120111291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5120111323.

It is not an unprimeable number, because it can be changed into a prime (5120111383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150591493 + ... + 150591526.

It is an arithmetic number, because the mean of its divisors is an integer number (1355323590).

Almost surely, 2^5120111323 is an apocalyptic number.

5120111323 is a deficient number, since it is larger than the sum of its proper divisors (301183037).

5120111323 is a wasteful number, since it uses less digits than its factorization.

5120111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301183036.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5120111323 is about 71554.9531688757. The cubic root of 5120111323 is about 1723.5602435044.

Adding to 5120111323 its reverse (3231110215), we get a palindrome (8351221538).

The spelling of 5120111323 in words is "five billion, one hundred twenty million, one hundred eleven thousand, three hundred twenty-three".