321033133012 has 6 divisors (see below), whose sum is σ = 561807982778. Its totient is φ = 160516566504.

The previous prime is 321033132991. The next prime is 321033133019. The reversal of 321033133012 is 210331330123.

It can be written as a sum of positive squares in only one way, i.e., 210466242756 + 110566890256 = 458766^2 + 332516^2 .

It is a super-4 number, since 4×321033133012⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321033133019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40129141623 + ... + 40129141630.

Almost surely, 2^321033133012 is an apocalyptic number.

It is an amenable number.

321033133012 is a deficient number, since it is larger than the sum of its proper divisors (240774849766).

321033133012 is a wasteful number, since it uses less digits than its factorization.

321033133012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80258283257 (or 80258283255 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 321033133012 its reverse (210331330123), we get a palindrome (531364463135).

It can be divided in two parts, 3 and 21033133012, that multiplied together give a palindrome (63099399036).

The spelling of 321033133012 in words is "three hundred twenty-one billion, thirty-three million, one hundred thirty-three thousand, twelve".