213232312099 has 2 divisors, whose sum is σ = 213232312100. Its totient is φ = 213232312098.

The previous prime is 213232312091. The next prime is 213232312133. The reversal of 213232312099 is 990213232312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213232312099 - 2³ = 213232312091 is a prime.

It is not a weakly prime, because it can be changed into another prime (213232312091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106616156049 + 106616156050.

It is an arithmetic number, because the mean of its divisors is an integer number (106616156050).

Almost surely, 2^213232312099 is an apocalyptic number.

213232312099 is a deficient number, since it is larger than the sum of its proper divisors (1).

213232312099 is an equidigital number, since it uses as much as digits as its factorization.

213232312099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 213232312099 in words is "two hundred thirteen billion, two hundred thirty-two million, three hundred twelve thousand, ninety-nine".