20220203539 has 2 divisors, whose sum is σ = 20220203540. Its totient is φ = 20220203538.

The previous prime is 20220203491. The next prime is 20220203551. The reversal of 20220203539 is 93530202202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20220203539 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220203039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110101769 + 10110101770.

It is an arithmetic number, because the mean of its divisors is an integer number (10110101770).

Almost surely, 2^20220203539 is an apocalyptic number.

20220203539 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220203539 is an equidigital number, since it uses as much as digits as its factorization.

20220203539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 20220203539 in words is "twenty billion, two hundred twenty million, two hundred three thousand, five hundred thirty-nine".