220221012010 has 8 divisors (see below), whose sum is σ = 396397821636. Its totient is φ = 88088404800.

The previous prime is 220221011999. The next prime is 220221012019. The reversal of 220221012010 is 10210122022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 217835959441 + 2385052569 = 466729^2 + 48837^2 .

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

It is not an unprimeable number, because it can be changed into a prime (220221012019) 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, 11011050591 + ... + 11011050610.

Almost surely, 2^220221012010 is an apocalyptic number.

220221012010 is a deficient number, since it is larger than the sum of its proper divisors (176176809626).

220221012010 is a wasteful number, since it uses less digits than its factorization.

220221012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22022101208.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220221012010 its reverse (10210122022), we get a palindrome (230431134032).

The spelling of 220221012010 in words is "two hundred twenty billion, two hundred twenty-one million, twelve thousand, ten".