114021221261 has 2 divisors, whose sum is σ = 114021221262. Its totient is φ = 114021221260.

The previous prime is 114021221191. The next prime is 114021221323. The reversal of 114021221261 is 162122120411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75842406025 + 38178815236 = 275395^2 + 195394^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-114021221261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (114021221161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57010610630 + 57010610631.

It is an arithmetic number, because the mean of its divisors is an integer number (57010610631).

Almost surely, 2^114021221261 is an apocalyptic number.

It is an amenable number.

114021221261 is a deficient number, since it is larger than the sum of its proper divisors (1).

114021221261 is an equidigital number, since it uses as much as digits as its factorization.

114021221261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 114021221261 its reverse (162122120411), we get a palindrome (276143341672).

The spelling of 114021221261 in words is "one hundred fourteen billion, twenty-one million, two hundred twenty-one thousand, two hundred sixty-one".