11000012018 has 8 divisors (see below), whose sum is σ = 16545980160. Its totient is φ = 5484685300.

The previous prime is 11000012017. The next prime is 11000012021. The reversal of 11000012018 is 81021000011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11000012018² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11000011993 and 11000012011.

It is not an unprimeable number, because it can be changed into a prime (11000012017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7659458 + ... + 7660893.

It is an arithmetic number, because the mean of its divisors is an integer number (2068247520).

Almost surely, 2^11000012018 is an apocalyptic number.

11000012018 is a deficient number, since it is larger than the sum of its proper divisors (5545968142).

11000012018 is a wasteful number, since it uses less digits than its factorization.

11000012018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15320712.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11000012018 its reverse (81021000011), we get a palindrome (92021012029).

The spelling of 11000012018 in words is "eleven billion, twelve thousand, eighteen".