111019093011 has 12 divisors (see below), whose sum is σ = 169793907192. Its totient is φ = 69659038656.

The previous prime is 111019093007. The next prime is 111019093013. The reversal of 111019093011 is 110390910111.

It is not a de Polignac number, because 111019093011 - 2² = 111019093007 is a prime.

It is a super-2 number, since 2×111019093011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111019093013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362807341 + ... + 362807646.

It is an arithmetic number, because the mean of its divisors is an integer number (14149492266).

Almost surely, 2^111019093011 is an apocalyptic number.

111019093011 is a deficient number, since it is larger than the sum of its proper divisors (58774814181).

111019093011 is a wasteful number, since it uses less digits than its factorization.

111019093011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725615010 (or 725615007 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 27.

The spelling of 111019093011 in words is "one hundred eleven billion, nineteen million, ninety-three thousand, eleven".