111010100001009 has 16 divisors (see below), whose sum is σ = 161494862637504. Its totient is φ = 67268170872000.

The previous prime is 111010100000927. The next prime is 111010100001011. The reversal of 111010100001009 is 900100001010111.

It is not a de Polignac number, because 111010100001009 - 2³¹ = 111007952517361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111010100001029) 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, 266729254 + ... + 267145119.

It is an arithmetic number, because the mean of its divisors is an integer number (10093428914844).

Almost surely, 2^{111010100001009} is an apocalyptic number.

It is an amenable number.

111010100001009 is a deficient number, since it is larger than the sum of its proper divisors (50484762636495).

111010100001009 is a wasteful number, since it uses less digits than its factorization.

111010100001009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533880688.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 111010100001009 in words is "one hundred eleven trillion, ten billion, one hundred million, one thousand, nine".