220215016 has 48 divisors (see below), whose sum is σ = 505612800. Its totient is φ = 89407584.

The previous prime is 220215013. The next prime is 220215029. The reversal of 220215016 is 610512022.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 220214984 and 220215002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220215013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7336 + ... + 22231.

It is an arithmetic number, because the mean of its divisors is an integer number (10533600).

Almost surely, 2^220215016 is an apocalyptic number.

It is an amenable number.

220215016 is an abundant number, since it is smaller than the sum of its proper divisors (285397784).

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

220215016 is a wasteful number, since it uses less digits than its factorization.

220215016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29606 (or 29595 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 220215016 is about 14839.6433919417. The cubic root of 220215016 is about 603.8776779614.

Adding to 220215016 its reverse (610512022), we get a palindrome (830727038).

The spelling of 220215016 in words is "two hundred twenty million, two hundred fifteen thousand, sixteen".