125313051211 has 2 divisors, whose sum is σ = 125313051212. Its totient is φ = 125313051210.

The previous prime is 125313051209. The next prime is 125313051217. The reversal of 125313051211 is 112150313521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125313051211 - 2¹ = 125313051209 is a prime.

Together with 125313051209, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (125313051217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62656525605 + 62656525606.

It is an arithmetic number, because the mean of its divisors is an integer number (62656525606).

Almost surely, 2^125313051211 is an apocalyptic number.

125313051211 is a deficient number, since it is larger than the sum of its proper divisors (1).

125313051211 is an equidigital number, since it uses as much as digits as its factorization.

125313051211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 125313051211 its reverse (112150313521), we get a palindrome (237463364732).

The spelling of 125313051211 in words is "one hundred twenty-five billion, three hundred thirteen million, fifty-one thousand, two hundred eleven".