125533222312 has 24 divisors (see below), whose sum is σ = 236364604650. Its totient is φ = 62503761824.

The previous prime is 125533222289. The next prime is 125533222337. The reversal of 125533222312 is 213222335521.

It can be written as a sum of positive squares in only one way, i.e., 109729212516 + 15804009796 = 331254^2 + 125714^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 319614 + ... + 594322.

Almost surely, 2^125533222312 is an apocalyptic number.

It is an amenable number.

125533222312 is a deficient number, since it is larger than the sum of its proper divisors (110831382338).

125533222312 is an equidigital number, since it uses as much as digits as its factorization.

125533222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275193 (or 274950 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

Adding to 125533222312 its reverse (213222335521), we get a palindrome (338755557833).

The spelling of 125533222312 in words is "one hundred twenty-five billion, five hundred thirty-three million, two hundred twenty-two thousand, three hundred twelve".