20020200110971 has 2 divisors, whose sum is σ = 20020200110972. Its totient is φ = 20020200110970.

The previous prime is 20020200110941. The next prime is 20020200111103. The reversal of 20020200110971 is 17901100202002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20020200110971 - 2⁷ = 20020200110843 is a prime.

It is not a weakly prime, because it can be changed into another prime (20020200110941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010100055485 + 10010100055486.

It is an arithmetic number, because the mean of its divisors is an integer number (10010100055486).

Almost surely, 2^{20020200110971} is an apocalyptic number.

20020200110971 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020200110971 is an equidigital number, since it uses as much as digits as its factorization.

20020200110971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 20020200110971 its reverse (17901100202002), we get a palindrome (37921300312973).

The spelling of 20020200110971 in words is "twenty trillion, twenty billion, two hundred million, one hundred ten thousand, nine hundred seventy-one".