111000032020013 has 2 divisors, whose sum is σ = 111000032020014. Its totient is φ = 111000032020012.

The previous prime is 111000032020001. The next prime is 111000032020057. The reversal of 111000032020013 is 310020230000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73784200191529 + 37215831828484 = 8589773^2 + 6100478^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000032020013 - 2⁶ = 111000032019949 is a prime.

It is a super-2 number, since 2×111000032020013² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111000032020013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111000032025013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500016010006 + 55500016010007.

It is an arithmetic number, because the mean of its divisors is an integer number (55500016010007).

Almost surely, 2^{111000032020013} is an apocalyptic number.

It is an amenable number.

111000032020013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000032020013 is an equidigital number, since it uses as much as digits as its factorization.

111000032020013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 111000032020013 its reverse (310020230000111), we get a palindrome (421020262020124).

The spelling of 111000032020013 in words is "one hundred eleven trillion, thirty-two million, twenty thousand, thirteen".