220316012 has 24 divisors (see below), whose sum is σ = 441536256. Its totient is φ = 94227408.

The previous prime is 220316009. The next prime is 220316021. The reversal of 220316012 is 210613022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6263 + ... + 21905.

It is an arithmetic number, because the mean of its divisors is an integer number (18397344).

Almost surely, 2^220316012 is an apocalyptic number.

It is an amenable number.

220316012 is an abundant number, since it is smaller than the sum of its proper divisors (221220244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220316012 is a wasteful number, since it uses less digits than its factorization.

220316012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16157 (or 16155 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 220316012 is about 14843.0459138278. The cubic root of 220316012 is about 603.9699815498.

Adding to 220316012 its reverse (210613022), we get a palindrome (430929034).

The spelling of 220316012 in words is "two hundred twenty million, three hundred sixteen thousand, twelve".