111022213313 has 6 divisors (see below), whose sum is σ = 122032680882. Its totient is φ = 100929284720.

The previous prime is 111022213261. The next prime is 111022213321. The reversal of 111022213313 is 313312220111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 110964270769 + 57942544 = 333113^2 + 7612^2 .

It is not a de Polignac number, because 111022213313 - 2²² = 111018019009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111022213343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 458769356 + ... + 458769597.

It is an arithmetic number, because the mean of its divisors is an integer number (20338780147).

Almost surely, 2^111022213313 is an apocalyptic number.

It is an amenable number.

111022213313 is a deficient number, since it is larger than the sum of its proper divisors (11010467569).

111022213313 is an equidigital number, since it uses as much as digits as its factorization.

111022213313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917538975 (or 917538964 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111022213313 its reverse (313312220111), we get a palindrome (424334433424).

The spelling of 111022213313 in words is "one hundred eleven billion, twenty-two million, two hundred thirteen thousand, three hundred thirteen".