1216114226 has 16 divisors (see below), whose sum is σ = 1836705024. Its totient is φ = 603887184.

The previous prime is 1216114223. The next prime is 1216114241. The reversal of 1216114226 is 6224116121.

It is a junction number, because it is equal to n+sod(n) for n = 1216114195 and 1216114204.

It is not an unprimeable number, because it can be changed into a prime (1216114223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541061 + ... + 543303.

It is an arithmetic number, because the mean of its divisors is an integer number (114794064).

Almost surely, 2^1216114226 is an apocalyptic number.

1216114226 is a deficient number, since it is larger than the sum of its proper divisors (620590798).

1216114226 is a wasteful number, since it uses less digits than its factorization.

1216114226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3985.

The product of its digits is 1152, while the sum is 26.

The square root of 1216114226 is about 34872.8293374656. The cubic root of 1216114226 is about 1067.3940795878.

The spelling of 1216114226 in words is "one billion, two hundred sixteen million, one hundred fourteen thousand, two hundred twenty-six".