20055125201 has 2 divisors, whose sum is σ = 20055125202. Its totient is φ = 20055125200.

The previous prime is 20055125197. The next prime is 20055125219. The reversal of 20055125201 is 10252155002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18801894400 + 1253230801 = 137120^2 + 35401^2 .

It is a cyclic number.

It is not a de Polignac number, because 20055125201 - 2² = 20055125197 is a prime.

It is not a weakly prime, because it can be changed into another prime (20055125221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027562600 + 10027562601.

It is an arithmetic number, because the mean of its divisors is an integer number (10027562601).

Almost surely, 2^20055125201 is an apocalyptic number.

It is an amenable number.

20055125201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20055125201 is an equidigital number, since it uses as much as digits as its factorization.

20055125201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The spelling of 20055125201 in words is "twenty billion, fifty-five million, one hundred twenty-five thousand, two hundred one".