211120230331201 has 2 divisors, whose sum is σ = 211120230331202. Its totient is φ = 211120230331200.

The previous prime is 211120230331183. The next prime is 211120230331223. The reversal of 211120230331201 is 102133032021112.

It is an a-pointer prime, because the next prime (211120230331223) can be obtained adding 211120230331201 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206255554560000 + 4864675771201 = 14361600^2 + 2205601^2 .

It is a cyclic number.

It is not a de Polignac number, because 211120230331201 - 2⁹ = 211120230330689 is a prime.

It is not a weakly prime, because it can be changed into another prime (211120230331291) 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 as a sum of consecutive naturals, namely, 105560115165600 + 105560115165601.

It is an arithmetic number, because the mean of its divisors is an integer number (105560115165601).

Almost surely, 2^{211120230331201} is an apocalyptic number.

It is an amenable number.

211120230331201 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120230331201 is an equidigital number, since it uses as much as digits as its factorization.

211120230331201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211120230331201 its reverse (102133032021112), we get a palindrome (313253262352313).

The spelling of 211120230331201 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred thirty million, three hundred thirty-one thousand, two hundred one".