220001010 has 16 divisors (see below), whose sum is σ = 528002496. Its totient is φ = 58666928.

The previous prime is 220000997. The next prime is 220001027. The reversal of 220001010 is 10100022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220001010.

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, 3666654 + ... + 3666713.

It is an arithmetic number, because the mean of its divisors is an integer number (33000156).

Almost surely, 2^220001010 is an apocalyptic number.

220001010 is an abundant number, since it is smaller than the sum of its proper divisors (308001486).

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

220001010 is a wasteful number, since it uses less digits than its factorization.

220001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7333377.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 220001010 is about 14832.4310212453. The cubic root of 220001010 is about 603.6819974933.

Adding to 220001010 its reverse (10100022), we get a palindrome (230101032).

The spelling of 220001010 in words is "two hundred twenty million, one thousand, ten".