2210331201121 has 2 divisors, whose sum is σ = 2210331201122. Its totient is φ = 2210331201120.

The previous prime is 2210331201119. The next prime is 2210331201131. The reversal of 2210331201121 is 1211021330122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1253416832721 + 956914368400 = 1119561^2 + 978220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210331201121 - 2¹ = 2210331201119 is a prime.

Together with 2210331201119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2210331201131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105165600560 + 1105165600561.

It is an arithmetic number, because the mean of its divisors is an integer number (1105165600561).

Almost surely, 2^{2210331201121} is an apocalyptic number.

It is an amenable number.

2210331201121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210331201121 is an equidigital number, since it uses as much as digits as its factorization.

2210331201121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2210331201121 its reverse (1211021330122), we get a palindrome (3421352531243).

The spelling of 2210331201121 in words is "two trillion, two hundred ten billion, three hundred thirty-one million, two hundred one thousand, one hundred twenty-one".