20111134301 has 2 divisors, whose sum is σ = 20111134302. Its totient is φ = 20111134300.

The previous prime is 20111134213. The next prime is 20111134331. The reversal of 20111134301 is 10343111102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10181011801 + 9930122500 = 100901^2 + 99650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20111134301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20111134301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20111134331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055567150 + 10055567151.

It is an arithmetic number, because the mean of its divisors is an integer number (10055567151).

Almost surely, 2^20111134301 is an apocalyptic number.

It is an amenable number.

20111134301 is a deficient number, since it is larger than the sum of its proper divisors (1).

20111134301 is an equidigital number, since it uses as much as digits as its factorization.

20111134301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 20111134301 its reverse (10343111102), we get a palindrome (30454245403).

The spelling of 20111134301 in words is "twenty billion, one hundred eleven million, one hundred thirty-four thousand, three hundred one".