111010020010011 has 16 divisors (see below), whose sum is σ = 166541052057600. Its totient is φ = 73069886587464.

The previous prime is 111010020009991. The next prime is 111010020010117. The reversal of 111010020010011 is 110010020010111.

It is not a de Polignac number, because 111010020010011 - 2⁶ = 111010020009947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 111010020009975 and 111010020010002.

It is not an unprimeable number, because it can be changed into a prime (111010025010011) 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 15 ways as a sum of consecutive naturals, for example, 26022037251 + ... + 26022041516.

It is an arithmetic number, because the mean of its divisors is an integer number (10408815753600).

Almost surely, 2^{111010020010011} is an apocalyptic number.

111010020010011 is a deficient number, since it is larger than the sum of its proper divisors (55531032047589).

111010020010011 is an equidigital number, since it uses as much as digits as its factorization.

111010020010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52044078855 (or 52044078849 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111010020010011 its reverse (110010020010111), we get a palindrome (221020040020122).

The spelling of 111010020010011 in words is "one hundred eleven trillion, ten billion, twenty million, ten thousand, eleven".