111216025066 has 8 divisors (see below), whose sum is σ = 169651563840. Its totient is φ = 54665503788.

The previous prime is 111216025061. The next prime is 111216025087. The reversal of 111216025066 is 660520612111.

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

It is a super-2 number, since 2×111216025066² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111216025061) 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, 471254226 + ... + 471254461.

It is an arithmetic number, because the mean of its divisors is an integer number (21206445480).

Almost surely, 2^111216025066 is an apocalyptic number.

111216025066 is a deficient number, since it is larger than the sum of its proper divisors (58435538774).

111216025066 is an equidigital number, since it uses as much as digits as its factorization.

111216025066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942508748.

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

Adding to 111216025066 its reverse (660520612111), we get a palindrome (771736637177).

The spelling of 111216025066 in words is "one hundred eleven billion, two hundred sixteen million, twenty-five thousand, sixty-six".