20203132211 has 2 divisors, whose sum is σ = 20203132212. Its totient is φ = 20203132210.

The previous prime is 20203132207. The next prime is 20203132217. The reversal of 20203132211 is 11223130202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20203132211 - 2² = 20203132207 is a prime.

It is a super-2 number, since 2×20203132211² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20203132211.

It is not a weakly prime, because it can be changed into another prime (20203132217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101566105 + 10101566106.

It is an arithmetic number, because the mean of its divisors is an integer number (10101566106).

Almost surely, 2^20203132211 is an apocalyptic number.

20203132211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203132211 is an equidigital number, since it uses as much as digits as its factorization.

20203132211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20203132211 its reverse (11223130202), we get a palindrome (31426262413).

The spelling of 20203132211 in words is "twenty billion, two hundred three million, one hundred thirty-two thousand, two hundred eleven".