111022233013 has 4 divisors (see below), whose sum is σ = 117552952620. Its totient is φ = 104491513408.

The previous prime is 111022232987. The next prime is 111022233019. The reversal of 111022233013 is 310332220111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 93846033649 + 17176199364 = 306343^2 + 131058^2 .

It is a cyclic number.

It is not a de Polignac number, because 111022233013 - 2¹⁷ = 111022101941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022233019) 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, 3265359778 + ... + 3265359811.

It is an arithmetic number, because the mean of its divisors is an integer number (29388238155).

Almost surely, 2^111022233013 is an apocalyptic number.

It is an amenable number.

111022233013 is a deficient number, since it is larger than the sum of its proper divisors (6530719607).

111022233013 is an equidigital number, since it uses as much as digits as its factorization.

111022233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530719606.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111022233013 its reverse (310332220111), we get a palindrome (421354453124).

It can be divided in two parts, 111022 and 233013, that added together give a triangular number (344035 = T₈₂₉).

The spelling of 111022233013 in words is "one hundred eleven billion, twenty-two million, two hundred thirty-three thousand, thirteen".