111213030303 has 24 divisors (see below), whose sum is σ = 170896682736. Its totient is φ = 69449990400.

The previous prime is 111213030287. The next prime is 111213030307. The reversal of 111213030303 is 303030312111.

It is a happy number.

It is not a de Polignac number, because 111213030303 - 2⁴ = 111213030287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111213030307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1690188 + ... + 1754753.

It is an arithmetic number, because the mean of its divisors is an integer number (7120695114).

Almost surely, 2^111213030303 is an apocalyptic number.

111213030303 is a deficient number, since it is larger than the sum of its proper divisors (59683652433).

111213030303 is a wasteful number, since it uses less digits than its factorization.

111213030303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445175 (or 3445172 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 111213030303 its reverse (303030312111), we get a palindrome (414243342414).

The spelling of 111213030303 in words is "one hundred eleven billion, two hundred thirteen million, thirty thousand, three hundred three".