111213013323 has 4 divisors (see below), whose sum is σ = 148284017768. Its totient is φ = 74142008880.

The previous prime is 111213013271. The next prime is 111213013339. The reversal of 111213013323 is 323310312111.

It is a happy number.

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

It is not a de Polignac number, because 111213013323 - 2⁶ = 111213013259 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 111213013323.

It is not an unprimeable number, because it can be changed into a prime (111213013343) 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, 18535502218 + ... + 18535502223.

It is an arithmetic number, because the mean of its divisors is an integer number (37071004442).

Almost surely, 2^111213013323 is an apocalyptic number.

111213013323 is a deficient number, since it is larger than the sum of its proper divisors (37071004445).

111213013323 is an equidigital number, since it uses as much as digits as its factorization.

111213013323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37071004444.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111213013323 its reverse (323310312111), we get a palindrome (434523325434).

The spelling of 111213013323 in words is "one hundred eleven billion, two hundred thirteen million, thirteen thousand, three hundred twenty-three".