220122010 has 64 divisors (see below), whose sum is σ = 423512064. Its totient is φ = 82252800.

The previous prime is 220121999. The next prime is 220122017. The reversal of 220122010 is 10221022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (220122017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1606662 + ... + 1606798.

It is an arithmetic number, because the mean of its divisors is an integer number (6617376).

Almost surely, 2^220122010 is an apocalyptic number.

220122010 is a deficient number, since it is larger than the sum of its proper divisors (203390054).

220122010 is a wasteful number, since it uses less digits than its factorization.

220122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 220122010 is about 14836.5093603583. The cubic root of 220122010 is about 603.7926517341.

Adding to 220122010 its reverse (10221022), we get a palindrome (230343032).

The spelling of 220122010 in words is "two hundred twenty million, one hundred twenty-two thousand, ten".