20212241113 has 2 divisors, whose sum is σ = 20212241114. Its totient is φ = 20212241112.

The previous prime is 20212241017. The next prime is 20212241123. The reversal of 20212241113 is 31114221202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18625971529 + 1586269584 = 136477^2 + 39828^2 .

It is a cyclic number.

It is not a de Polignac number, because 20212241113 - 2¹⁷ = 20212110041 is a prime.

It is not a weakly prime, because it can be changed into another prime (20212241123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106120556 + 10106120557.

It is an arithmetic number, because the mean of its divisors is an integer number (10106120557).

Almost surely, 2^20212241113 is an apocalyptic number.

It is an amenable number.

20212241113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212241113 is an equidigital number, since it uses as much as digits as its factorization.

20212241113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20212241113 its reverse (31114221202), we get a palindrome (51326462315).

The spelling of 20212241113 in words is "twenty billion, two hundred twelve million, two hundred forty-one thousand, one hundred thirteen".