20301131302211 has 2 divisors, whose sum is σ = 20301131302212. Its totient is φ = 20301131302210.

The previous prime is 20301131302129. The next prime is 20301131302253. The reversal of 20301131302211 is 11220313110302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20301131302211 is a prime.

It is a super-2 number, since 2×20301131302211² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20301139302211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150565651105 + 10150565651106.

It is an arithmetic number, because the mean of its divisors is an integer number (10150565651106).

Almost surely, 2^{20301131302211} is an apocalyptic number.

20301131302211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301131302211 is an equidigital number, since it uses as much as digits as its factorization.

20301131302211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20301131302211 its reverse (11220313110302), we get a palindrome (31521444412513).

The spelling of 20301131302211 in words is "twenty trillion, three hundred one billion, one hundred thirty-one million, three hundred two thousand, two hundred eleven".