1252232211 has 16 divisors (see below), whose sum is σ = 1696464000. Its totient is φ = 821439168.

The previous prime is 1252232159. The next prime is 1252232231. The reversal of 1252232211 is 1122322521.

It is not a de Polignac number, because 1252232211 - 2⁹ = 1252231699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252232231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207880 + ... + 213818.

It is an arithmetic number, because the mean of its divisors is an integer number (106029000).

Almost surely, 2^1252232211 is an apocalyptic number.

1252232211 is a deficient number, since it is larger than the sum of its proper divisors (444231789).

1252232211 is a wasteful number, since it uses less digits than its factorization.

1252232211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7058.

The product of its digits is 480, while the sum is 21.

The square root of 1252232211 is about 35386.8932092095. The cubic root of 1252232211 is about 1077.8581840789.

Adding to 1252232211 its reverse (1122322521), we get a palindrome (2374554732).

The spelling of 1252232211 in words is "one billion, two hundred fifty-two million, two hundred thirty-two thousand, two hundred eleven".