111010001001011 has 16 divisors (see below), whose sum is σ = 134419631860224. Its totient is φ = 89495485137024.

The previous prime is 111010001000999. The next prime is 111010001001047. The reversal of 111010001001011 is 110100100010111.

It is a cyclic number.

It is not a de Polignac number, because 111010001001011 - 2²⁶ = 111009933892147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111010001001011.

It is not an unprimeable number, because it can be changed into a prime (111010001001611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306075215 + ... + 306437688.

It is an arithmetic number, because the mean of its divisors is an integer number (8401226991264).

Almost surely, 2^{111010001001011} is an apocalyptic number.

111010001001011 is a deficient number, since it is larger than the sum of its proper divisors (23409630859213).

111010001001011 is a wasteful number, since it uses less digits than its factorization.

111010001001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612514450.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 111010001001011 its reverse (110100100010111), we get a palindrome (221110101011122).

The spelling of 111010001001011 in words is "one hundred eleven trillion, ten billion, one million, one thousand, eleven".