20301221141 has 2 divisors, whose sum is σ = 20301221142. Its totient is φ = 20301221140.

The previous prime is 20301221113. The next prime is 20301221179. The reversal of 20301221141 is 14112210302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13071120241 + 7230100900 = 114329^2 + 85030^2 .

It is a cyclic number.

It is not a de Polignac number, because 20301221141 - 2⁶ = 20301221077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20301221111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150610570 + 10150610571.

It is an arithmetic number, because the mean of its divisors is an integer number (10150610571).

Almost surely, 2^20301221141 is an apocalyptic number.

It is an amenable number.

20301221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301221141 is an equidigital number, since it uses as much as digits as its factorization.

20301221141 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 20301221141 its reverse (14112210302), we get a palindrome (34413431443).

The spelling of 20301221141 in words is "twenty billion, three hundred one million, two hundred twenty-one thousand, one hundred forty-one".