125124222403 has 2 divisors, whose sum is σ = 125124222404. Its totient is φ = 125124222402.

The previous prime is 125124222401. The next prime is 125124222437. The reversal of 125124222403 is 304222421521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125124222403 - 2¹ = 125124222401 is a prime.

Together with 125124222401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (125124222401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62562111201 + 62562111202.

It is an arithmetic number, because the mean of its divisors is an integer number (62562111202).

Almost surely, 2^125124222403 is an apocalyptic number.

125124222403 is a deficient number, since it is larger than the sum of its proper divisors (1).

125124222403 is an equidigital number, since it uses as much as digits as its factorization.

125124222403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 125124222403 its reverse (304222421521), we get a palindrome (429346643924).

The spelling of 125124222403 in words is "one hundred twenty-five billion, one hundred twenty-four million, two hundred twenty-two thousand, four hundred three".