20200320133187 has 2 divisors, whose sum is σ = 20200320133188. Its totient is φ = 20200320133186.

The previous prime is 20200320133151. The next prime is 20200320133349. The reversal of 20200320133187 is 78133102300202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20200320133187 - 2²⁴ = 20200303355971 is a prime.

It is not a weakly prime, because it can be changed into another prime (20200320133127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100160066593 + 10100160066594.

It is an arithmetic number, because the mean of its divisors is an integer number (10100160066594).

Almost surely, 2^{20200320133187} is an apocalyptic number.

20200320133187 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200320133187 is an equidigital number, since it uses as much as digits as its factorization.

20200320133187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 20200320133187 its reverse (78133102300202), we get a palindrome (98333422433389).

The spelling of 20200320133187 in words is "twenty trillion, two hundred billion, three hundred twenty million, one hundred thirty-three thousand, one hundred eighty-seven".