2211132361 has 2 divisors, whose sum is σ = 2211132362. Its totient is φ = 2211132360.

The previous prime is 2211132349. The next prime is 2211132389. The reversal of 2211132361 is 1632311122.

It is a happy number.

2211132361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1206242361 + 1004890000 = 34731^2 + 31700^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211132361 - 2³¹ = 63648713 is a prime.

It is a super-2 number, since 2×2211132361² = 9778212635722868642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2211132661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105566180 + 1105566181.

It is an arithmetic number, because the mean of its divisors is an integer number (1105566181).

Almost surely, 2^2211132361 is an apocalyptic number.

It is an amenable number.

2211132361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211132361 is an equidigital number, since it uses as much as digits as its factorization.

2211132361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 2211132361 is about 47022.6792197127. The cubic root of 2211132361 is about 1302.7814923769.

Adding to 2211132361 its reverse (1632311122), we get a palindrome (3843443483).

The spelling of 2211132361 in words is "two billion, two hundred eleven million, one hundred thirty-two thousand, three hundred sixty-one".