2521270201 has 2 divisors, whose sum is σ = 2521270202. Its totient is φ = 2521270200.

The previous prime is 2521270183. The next prime is 2521270217. The reversal of 2521270201 is 1020721252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2489910201 + 31360000 = 49899^2 + 5600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2521270201 is a prime.

It is not a weakly prime, because it can be changed into another prime (2521270601) 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, 1260635100 + 1260635101.

It is an arithmetic number, because the mean of its divisors is an integer number (1260635101).

Almost surely, 2^2521270201 is an apocalyptic number.

It is an amenable number.

2521270201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521270201 is an equidigital number, since it uses as much as digits as its factorization.

2521270201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 2521270201 is about 50212.2515029948. The cubic root of 2521270201 is about 1361.0470240618.

Adding to 2521270201 its reverse (1020721252), we get a palindrome (3541991453).

The spelling of 2521270201 in words is "two billion, five hundred twenty-one million, two hundred seventy thousand, two hundred one".