111030223023013 has 36 divisors (see below), whose sum is σ = 137208574551972. Its totient is φ = 89566324162560.

The previous prime is 111030223022881. The next prime is 111030223023107. The reversal of 111030223023013 is 310320322030111.

It can be written as a sum of positive squares in 6 ways, for example, as 21281448165124 + 89748774857889 = 4613182^2 + 9473583^2 .

It is a de Polignac number, because none of the positive numbers 2^k-111030223023013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111030223023413) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 315231943 + ... + 315583963.

Almost surely, 2^{111030223023013} is an apocalyptic number.

It is an amenable number.

111030223023013 is a deficient number, since it is larger than the sum of its proper divisors (26178351528959).

111030223023013 is a wasteful number, since it uses less digits than its factorization.

111030223023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374342 (or 374318 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111030223023013 its reverse (310320322030111), we get a palindrome (421350545053124).

The spelling of 111030223023013 in words is "one hundred eleven trillion, thirty billion, two hundred twenty-three million, twenty-three thousand, thirteen".