2525121211 has 2 divisors, whose sum is σ = 2525121212. Its totient is φ = 2525121210.

The previous prime is 2525121187. The next prime is 2525121227. The reversal of 2525121211 is 1121215252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2525121211 - 2²¹ = 2523024059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2525121311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262560605 + 1262560606.

It is an arithmetic number, because the mean of its divisors is an integer number (1262560606).

Almost surely, 2^2525121211 is an apocalyptic number.

2525121211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525121211 is an equidigital number, since it uses as much as digits as its factorization.

2525121211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 400, while the sum is 22.

The square root of 2525121211 is about 50250.5841856590. The cubic root of 2525121211 is about 1361.7396298986.

Adding to 2525121211 its reverse (1121215252), we get a palindrome (3646336463).

The spelling of 2525121211 in words is "two billion, five hundred twenty-five million, one hundred twenty-one thousand, two hundred eleven".