3125011223 has 2 divisors, whose sum is σ = 3125011224. Its totient is φ = 3125011222.

The previous prime is 3125011217. The next prime is 3125011259. The reversal of 3125011223 is 3221105213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3125011223 - 2⁴ = 3125011207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3125011195 and 3125011204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3125091223) 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, 1562505611 + 1562505612.

It is an arithmetic number, because the mean of its divisors is an integer number (1562505612).

Almost surely, 2^3125011223 is an apocalyptic number.

3125011223 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125011223 is an equidigital number, since it uses as much as digits as its factorization.

3125011223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3125011223 is about 55901.7998189683. The cubic root of 3125011223 is about 1462.0106193044.

Adding to 3125011223 its reverse (3221105213), we get a palindrome (6346116436).

The spelling of 3125011223 in words is "three billion, one hundred twenty-five million, eleven thousand, two hundred twenty-three".