125205214219 has 2 divisors, whose sum is σ = 125205214220. Its totient is φ = 125205214218.

The previous prime is 125205214193. The next prime is 125205214259. The reversal of 125205214219 is 912412502521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125205214219 - 2³¹ = 123057730571 is a prime.

It is a super-2 number, since 2×125205214219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125205214259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62602607109 + 62602607110.

It is an arithmetic number, because the mean of its divisors is an integer number (62602607110).

Almost surely, 2^125205214219 is an apocalyptic number.

125205214219 is a deficient number, since it is larger than the sum of its proper divisors (1).

125205214219 is an equidigital number, since it uses as much as digits as its factorization.

125205214219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 125205214219 in words is "one hundred twenty-five billion, two hundred five million, two hundred fourteen thousand, two hundred nineteen".