211421013302241 has 8 divisors (see below), whose sum is σ = 313216316003360. Its totient is φ = 140947342201476.

The previous prime is 211421013302207. The next prime is 211421013302297. The reversal of 211421013302241 is 142203310124112.

211421013302241 is a `hidden beast` number, since 2 + 1 + 1 + 4 + 2 + 101 + 330 + 224 + 1 = 666.

It is not a de Polignac number, because 211421013302241 - 2¹⁰ = 211421013301217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7830407900083 = 211421013302241 / (2 + 1 + 1 + 4 + 2 + 1 + 0 + 1 + 3 + 3 + 0 + 2 + 2 + 4 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211421013322241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3915203950015 + ... + 3915203950068.

It is an arithmetic number, because the mean of its divisors is an integer number (39152039500420).

Almost surely, 2^{211421013302241} is an apocalyptic number.

It is an amenable number.

211421013302241 is a deficient number, since it is larger than the sum of its proper divisors (101795302701119).

211421013302241 is an equidigital number, since it uses as much as digits as its factorization.

211421013302241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7830407900092 (or 7830407900086 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 211421013302241 its reverse (142203310124112), we get a palindrome (353624323426353).

The spelling of 211421013302241 in words is "two hundred eleven trillion, four hundred twenty-one billion, thirteen million, three hundred two thousand, two hundred forty-one".