212325251 has 2 divisors, whose sum is σ = 212325252. Its totient is φ = 212325250.

The previous prime is 212325241. The next prime is 212325263. The reversal of 212325251 is 152523212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212325251 - 2¹⁰ = 212324227 is a prime.

It is not a weakly prime, because it can be changed into another prime (212325241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106162625 + 106162626.

It is an arithmetic number, because the mean of its divisors is an integer number (106162626).

Almost surely, 2^212325251 is an apocalyptic number.

212325251 is a deficient number, since it is larger than the sum of its proper divisors (1).

212325251 is an equidigital number, since it uses as much as digits as its factorization.

212325251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 23.

The square root of 212325251 is about 14571.3846630991. The cubic root of 212325251 is about 596.5779746381.

Adding to 212325251 its reverse (152523212), we get a palindrome (364848463).

The spelling of 212325251 in words is "two hundred twelve million, three hundred twenty-five thousand, two hundred fifty-one".