20020011043 has 2 divisors, whose sum is σ = 20020011044. Its totient is φ = 20020011042.

The previous prime is 20020010963. The next prime is 20020011047. The reversal of 20020011043 is 34011002002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20020011043 - 2³³ = 11430076451 is a prime.

It is not a weakly prime, because it can be changed into another prime (20020011047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010005521 + 10010005522.

It is an arithmetic number, because the mean of its divisors is an integer number (10010005522).

Almost surely, 2^20020011043 is an apocalyptic number.

20020011043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020011043 is an equidigital number, since it uses as much as digits as its factorization.

20020011043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20020011043 its reverse (34011002002), we get a palindrome (54031013045).

The spelling of 20020011043 in words is "twenty billion, twenty million, eleven thousand, forty-three".