20052355019 has 2 divisors, whose sum is σ = 20052355020. Its totient is φ = 20052355018.

The previous prime is 20052355007. The next prime is 20052355031. The reversal of 20052355019 is 91055325002.

It is a balanced prime because it is at equal distance from previous prime (20052355007) and next prime (20052355031).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20052355019 is a prime.

It is a super-2 number, since 2×20052355019² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20052355079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10026177509 + 10026177510.

It is an arithmetic number, because the mean of its divisors is an integer number (10026177510).

Almost surely, 2^20052355019 is an apocalyptic number.

20052355019 is a deficient number, since it is larger than the sum of its proper divisors (1).

20052355019 is an equidigital number, since it uses as much as digits as its factorization.

20052355019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 20052355019 in words is "twenty billion, fifty-two million, three hundred fifty-five thousand, nineteen".