111013133530 has 16 divisors (see below), whose sum is σ = 215194689864. Its totient is φ = 40989464640.

The previous prime is 111013133527. The next prime is 111013133533. The reversal of 111013133530 is 35331310111.

It is an interprime number because it is at equal distance from previous prime (111013133527) and next prime (111013133533).

It can be written as a sum of positive squares in 4 ways, for example, as 32886734409 + 78126399121 = 181347^2 + 279511^2 .

It is a super-2 number, since 2×111013133530² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111013133533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426973461 + ... + 426973720.

Almost surely, 2^111013133530 is an apocalyptic number.

111013133530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111013133530 is a deficient number, since it is larger than the sum of its proper divisors (104181556334).

111013133530 is a wasteful number, since it uses less digits than its factorization.

111013133530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853947201.

The product of its (nonzero) digits is 405, while the sum is 22.

Adding to 111013133530 its reverse (35331310111), we get a palindrome (146344443641).

The spelling of 111013133530 in words is "one hundred eleven billion, thirteen million, one hundred thirty-three thousand, five hundred thirty".