20020001371 has 2 divisors, whose sum is σ = 20020001372. Its totient is φ = 20020001370.

The previous prime is 20020001347. The next prime is 20020001401. The reversal of 20020001371 is 17310002002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020001371 - 2⁹ = 20020000859 is a prime.

It is not a weakly prime, because it can be changed into another prime (20020031371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010000685 + 10010000686.

It is an arithmetic number, because the mean of its divisors is an integer number (10010000686).

Almost surely, 2^20020001371 is an apocalyptic number.

20020001371 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020001371 is an equidigital number, since it uses as much as digits as its factorization.

20020001371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

Adding to 20020001371 its reverse (17310002002), we get a palindrome (37330003373).

The spelling of 20020001371 in words is "twenty billion, twenty million, one thousand, three hundred seventy-one".