220210211121 has 8 divisors (see below), whose sum is σ = 298426953024. Its totient is φ = 144400138320.

The previous prime is 220210211113. The next prime is 220210211159. The reversal of 220210211121 is 121112012022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220210211121 - 2³ = 220210211113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220210211121.

It is not an unprimeable number, because it can be changed into a prime (220210211021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601667061 + ... + 601667426.

It is an arithmetic number, because the mean of its divisors is an integer number (37303369128).

Almost surely, 2^220210211121 is an apocalyptic number.

It is an amenable number.

220210211121 is a deficient number, since it is larger than the sum of its proper divisors (78216741903).

220210211121 is a wasteful number, since it uses less digits than its factorization.

220210211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203334551.

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

Adding to 220210211121 its reverse (121112012022), we get a palindrome (341322223143).

The spelling of 220210211121 in words is "two hundred twenty billion, two hundred ten million, two hundred eleven thousand, one hundred twenty-one".