20110312241 has 2 divisors, whose sum is σ = 20110312242. Its totient is φ = 20110312240.

The previous prime is 20110312199. The next prime is 20110312259. The reversal of 20110312241 is 14221301102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14860585216 + 5249727025 = 121904^2 + 72455^2 .

It is a cyclic number.

It is not a de Polignac number, because 20110312241 - 2¹⁸ = 20110050097 is a prime.

It is not a weakly prime, because it can be changed into another prime (20110312141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055156120 + 10055156121.

It is an arithmetic number, because the mean of its divisors is an integer number (10055156121).

Almost surely, 2^20110312241 is an apocalyptic number.

It is an amenable number.

20110312241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110312241 is an equidigital number, since it uses as much as digits as its factorization.

20110312241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20110312241 its reverse (14221301102), we get a palindrome (34331613343).

The spelling of 20110312241 in words is "twenty billion, one hundred ten million, three hundred twelve thousand, two hundred forty-one".