220101110100222 has 128 divisors (see below), whose sum is σ = 488285278451712. Its totient is φ = 65710752076800.

The previous prime is 220101110100149. The next prime is 220101110100323. The reversal of 220101110100222 is 222001011101022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 487702908 + ... + 488154000.

It is an arithmetic number, because the mean of its divisors is an integer number (3814728737904).

Almost surely, 2^{220101110100222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220101110100222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244142639225856).

220101110100222 is an abundant number, since it is smaller than the sum of its proper divisors (268184168351490).

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

220101110100222 is a wasteful number, since it uses less digits than its factorization.

220101110100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451986.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220101110100222 its reverse (222001011101022), we get a palindrome (442102121201244).

The spelling of 220101110100222 in words is "two hundred twenty trillion, one hundred one billion, one hundred ten million, one hundred thousand, two hundred twenty-two".