220221000122110 has 128 divisors (see below), whose sum is σ = 437582567955456. Its totient is φ = 79304948536320.

The previous prime is 220221000122023. The next prime is 220221000122129. The reversal of 220221000122110 is 11221000122022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 351509799 + ... + 352135741.

It is an arithmetic number, because the mean of its divisors is an integer number (3418613812152).

Almost surely, 2^{220221000122110} is an apocalyptic number.

220221000122110 is a deficient number, since it is larger than the sum of its proper divisors (217361567833346).

220221000122110 is a wasteful number, since it uses less digits than its factorization.

220221000122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626450.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220221000122110 its reverse (11221000122022), we get a palindrome (231442000244132).

The spelling of 220221000122110 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred twenty-two thousand, one hundred ten".