220211211021101 has 16 divisors (see below), whose sum is σ = 220960725811200. Its totient is φ = 219462381127920.

The previous prime is 220211211021091. The next prime is 220211211021127. The reversal of 220211211021101 is 101120112112022.

It is a cyclic number.

It is not a de Polignac number, because 220211211021101 - 2²⁶ = 220211143912237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220211211021101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220211211021401) 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, 10248567980 + ... + 10248589466.

It is an arithmetic number, because the mean of its divisors is an integer number (13810045363200).

Almost surely, 2^{220211211021101} is an apocalyptic number.

It is an amenable number.

220211211021101 is a deficient number, since it is larger than the sum of its proper divisors (749514790099).

220211211021101 is a wasteful number, since it uses less digits than its factorization.

220211211021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35824.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 220211211021101 its reverse (101120112112022), we get a palindrome (321331323133123).

The spelling of 220211211021101 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred eleven million, twenty-one thousand, one hundred one".