2132220091 has 2 divisors, whose sum is σ = 2132220092. Its totient is φ = 2132220090.

The previous prime is 2132220029. The next prime is 2132220131. The reversal of 2132220091 is 1900222312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132220091 is a prime.

It is not a weakly prime, because it can be changed into another prime (2132220491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066110045 + 1066110046.

It is an arithmetic number, because the mean of its divisors is an integer number (1066110046).

Almost surely, 2^2132220091 is an apocalyptic number.

2132220091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132220091 is an equidigital number, since it uses as much as digits as its factorization.

2132220091 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2132220091 is about 46175.9687608176. The cubic root of 2132220091 is about 1287.0952189182.

The spelling of 2132220091 in words is "two billion, one hundred thirty-two million, two hundred twenty thousand, ninety-one".