116276221 has 2 divisors, whose sum is σ = 116276222. Its totient is φ = 116276220.

The previous prime is 116276207. The next prime is 116276231. The reversal of 116276221 is 122672611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81631225 + 34644996 = 9035^2 + 5886^2 .

It is a cyclic number.

It is not a de Polignac number, because 116276221 - 2⁵ = 116276189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116276221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116276231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58138110 + 58138111.

It is an arithmetic number, because the mean of its divisors is an integer number (58138111).

Almost surely, 2^116276221 is an apocalyptic number.

It is an amenable number.

116276221 is a deficient number, since it is larger than the sum of its proper divisors (1).

116276221 is an equidigital number, since it uses as much as digits as its factorization.

116276221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 28.

The square root of 116276221 is about 10783.1452276226. The cubic root of 116276221 is about 488.0866954389.

The spelling of 116276221 in words is "one hundred sixteen million, two hundred seventy-six thousand, two hundred twenty-one".