2320622261 has 2 divisors, whose sum is σ = 2320622262. Its totient is φ = 2320622260.

The previous prime is 2320622221. The next prime is 2320622287. The reversal of 2320622261 is 1622260232.

It is an a-pointer prime, because the next prime (2320622287) can be obtained adding 2320622261 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1812119761 + 508502500 = 42569^2 + 22550^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320622261 - 2⁶ = 2320622197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2320622261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320622201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160311130 + 1160311131.

It is an arithmetic number, because the mean of its divisors is an integer number (1160311131).

Almost surely, 2^2320622261 is an apocalyptic number.

It is an amenable number.

2320622261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320622261 is an equidigital number, since it uses as much as digits as its factorization.

2320622261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2320622261 is about 48172.8373775097. The cubic root of 2320622261 is about 1323.9395356770.

Adding to 2320622261 its reverse (1622260232), we get a palindrome (3942882493).

The spelling of 2320622261 in words is "two billion, three hundred twenty million, six hundred twenty-two thousand, two hundred sixty-one".