220110110200221 has 32 divisors (see below), whose sum is σ = 303899621990400. Its totient is φ = 141560202484800.

The previous prime is 220110110200187. The next prime is 220110110200241. The reversal of 220110110200221 is 122002011011022.

It is not a de Polignac number, because 220110110200221 - 2¹³ = 220110110192029 is a prime.

It is a super-2 number, since 2×220110110200221² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220110110200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220110110200241) 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, 253927255 + ... + 254792603.

It is an arithmetic number, because the mean of its divisors is an integer number (9496863187200).

Almost surely, 2^{220110110200221} is an apocalyptic number.

It is an amenable number.

220110110200221 is a deficient number, since it is larger than the sum of its proper divisors (83789511790179).

220110110200221 is a wasteful number, since it uses less digits than its factorization.

220110110200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873977.

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

Adding to 220110110200221 its reverse (122002011011022), we get a palindrome (342112121211243).

The spelling of 220110110200221 in words is "two hundred twenty trillion, one hundred ten billion, one hundred ten million, two hundred thousand, two hundred twenty-one".