1011020202943 has 2 divisors, whose sum is σ = 1011020202944. Its totient is φ = 1011020202942.

The previous prime is 1011020202889. The next prime is 1011020202947. The reversal of 1011020202943 is 3492020201101.

1011020202943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (3492020201101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011020202943 - 2²⁹ = 1010483332031 is a prime.

It is a super-2 number, since 2×1011020202943² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011020202947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505510101471 + 505510101472.

It is an arithmetic number, because the mean of its divisors is an integer number (505510101472).

Almost surely, 2^{1011020202943} is an apocalyptic number.

1011020202943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011020202943 is an equidigital number, since it uses as much as digits as its factorization.

1011020202943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 1011020202943 in words is "one trillion, eleven billion, twenty million, two hundred two thousand, nine hundred forty-three".