321323233012 has 6 divisors (see below), whose sum is σ = 562315657778. Its totient is φ = 160661616504.

The previous prime is 321323233001. The next prime is 321323233037. The reversal of 321323233012 is 210332323123.

It can be written as a sum of positive squares in only one way, i.e., 184758986896 + 136564246116 = 429836^2 + 369546^2 .

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, 40165404123 + ... + 40165404130.

Almost surely, 2^321323233012 is an apocalyptic number.

It is an amenable number.

321323233012 is a deficient number, since it is larger than the sum of its proper divisors (240992424766).

321323233012 is a wasteful number, since it uses less digits than its factorization.

321323233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80330808257 (or 80330808255 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 321323233012 its reverse (210332323123), we get a palindrome (531655556135).

The spelling of 321323233012 in words is "three hundred twenty-one billion, three hundred twenty-three million, two hundred thirty-three thousand, twelve".