220210002221 has 16 divisors (see below), whose sum is σ = 244336374720. Its totient is φ = 196769166720.

The previous prime is 220210002169. The next prime is 220210002239. The reversal of 220210002221 is 122200012022.

It is a cyclic number.

It is not a de Polignac number, because 220210002221 - 2²⁶ = 220142893357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220210002196 and 220210002205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220210002241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5322611 + ... + 5363823.

It is an arithmetic number, because the mean of its divisors is an integer number (15271023420).

Almost surely, 2^220210002221 is an apocalyptic number.

It is an amenable number.

220210002221 is a deficient number, since it is larger than the sum of its proper divisors (24126372499).

220210002221 is a wasteful number, since it uses less digits than its factorization.

220210002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49516.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220210002221 its reverse (122200012022), we get a palindrome (342410014243).

The spelling of 220210002221 in words is "two hundred twenty billion, two hundred ten million, two thousand, two hundred twenty-one".