132020099 has 4 divisors (see below), whose sum is σ = 132043080. Its totient is φ = 131997120.

The previous prime is 132020081. The next prime is 132020137. The reversal of 132020099 is 990020231.

It is a Cunningham number, because it is equal to 11490²-1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 990020231 = 53 ⋅18679627.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132020099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132020899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5744 + ... + 17234.

It is an arithmetic number, because the mean of its divisors is an integer number (33010770).

Almost surely, 2^132020099 is an apocalyptic number.

132020099 is a deficient number, since it is larger than the sum of its proper divisors (22981).

132020099 is a wasteful number, since it uses less digits than its factorization.

132020099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22980.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 132020099 is about 11489.9999564839. Note that the first 4 decimals coincide. The cubic root of 132020099 is about 509.1901783161.

The spelling of 132020099 in words is "one hundred thirty-two million, twenty thousand, ninety-nine".