11216512066 has 8 divisors (see below), whose sum is σ = 17109933840. Its totient is φ = 5513200788.

The previous prime is 11216512061. The next prime is 11216512103. The reversal of 11216512066 is 66021561211.

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

It is not an unprimeable number, because it can be changed into a prime (11216512061) 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, 47527476 + ... + 47527711.

It is an arithmetic number, because the mean of its divisors is an integer number (2138741730).

Almost surely, 2^11216512066 is an apocalyptic number.

11216512066 is a deficient number, since it is larger than the sum of its proper divisors (5893421774).

11216512066 is an equidigital number, since it uses as much as digits as its factorization.

11216512066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95055248.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 11216512066 in words is "eleven billion, two hundred sixteen million, five hundred twelve thousand, sixty-six".