32121211099 has 2 divisors, whose sum is σ = 32121211100. Its totient is φ = 32121211098.

The previous prime is 32121211063. The next prime is 32121211123. The reversal of 32121211099 is 99011212123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32121211099 - 2⁷ = 32121210971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32121211099.

It is not a weakly prime, because it can be changed into another prime (32121211019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060605549 + 16060605550.

It is an arithmetic number, because the mean of its divisors is an integer number (16060605550).

Almost surely, 2^32121211099 is an apocalyptic number.

32121211099 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121211099 is an equidigital number, since it uses as much as digits as its factorization.

32121211099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 32121211099 in words is "thirty-two billion, one hundred twenty-one million, two hundred eleven thousand, ninety-nine".