1233212301 has 12 divisors (see below), whose sum is σ = 1785667260. Its totient is φ = 820128960.

The previous prime is 1233212237. The next prime is 1233212311. The reversal of 1233212301 is 1032123321.

It can be written as a sum of positive squares in 2 ways, for example, as 600740100 + 632472201 = 24510^2 + 25149^2 .

It is not a de Polignac number, because 1233212301 - 2⁶ = 1233212237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233212311) 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 11 ways as a sum of consecutive naturals, for example, 163830 + ... + 171191.

It is an arithmetic number, because the mean of its divisors is an integer number (148805605).

Almost surely, 2^1233212301 is an apocalyptic number.

It is an amenable number.

1233212301 is a deficient number, since it is larger than the sum of its proper divisors (552454959).

1233212301 is a wasteful number, since it uses less digits than its factorization.

1233212301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335436 (or 335433 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1233212301 is about 35117.1226184606. The cubic root of 1233212301 is about 1072.3731938036.

Adding to 1233212301 its reverse (1032123321), we get a palindrome (2265335622).

The spelling of 1233212301 in words is "one billion, two hundred thirty-three million, two hundred twelve thousand, three hundred one".