20203011079 has 2 divisors, whose sum is σ = 20203011080. Its totient is φ = 20203011078.

The previous prime is 20203011071. The next prime is 20203011139. The reversal of 20203011079 is 97011030202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20203011079 - 2³ = 20203011071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20203011071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101505539 + 10101505540.

It is an arithmetic number, because the mean of its divisors is an integer number (10101505540).

Almost surely, 2^20203011079 is an apocalyptic number.

20203011079 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203011079 is an equidigital number, since it uses as much as digits as its factorization.

20203011079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The spelling of 20203011079 in words is "twenty billion, two hundred three million, eleven thousand, seventy-nine".