20331203213371 has 2 divisors, whose sum is σ = 20331203213372. Its totient is φ = 20331203213370.

The previous prime is 20331203213257. The next prime is 20331203213401. The reversal of 20331203213371 is 17331230213302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20331203213371 - 2¹¹ = 20331203211323 is a prime.

It is not a weakly prime, because it can be changed into another prime (20331203216371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165601606685 + 10165601606686.

It is an arithmetic number, because the mean of its divisors is an integer number (10165601606686).

Almost surely, 2^{20331203213371} is an apocalyptic number.

20331203213371 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331203213371 is an equidigital number, since it uses as much as digits as its factorization.

20331203213371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 31.

Adding to 20331203213371 its reverse (17331230213302), we get a palindrome (37662433426673).

The spelling of 20331203213371 in words is "twenty trillion, three hundred thirty-one billion, two hundred three million, two hundred thirteen thousand, three hundred seventy-one".