125003125222 has 4 divisors (see below), whose sum is σ = 187504687836. Its totient is φ = 62501562610.

The previous prime is 125003125193. The next prime is 125003125231. The reversal of 125003125222 is 222521300521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222521300521 = 13 ⋅17117023117.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31250781304 + ... + 31250781307.

It is an arithmetic number, because the mean of its divisors is an integer number (46876171959).

Almost surely, 2^125003125222 is an apocalyptic number.

125003125222 is a deficient number, since it is larger than the sum of its proper divisors (62501562614).

125003125222 is an equidigital number, since it uses as much as digits as its factorization.

125003125222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62501562613.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 125003125222 its reverse (222521300521), we get a palindrome (347524425743).

The spelling of 125003125222 in words is "one hundred twenty-five billion, three million, one hundred twenty-five thousand, two hundred twenty-two".