3121222033000 has 32 divisors (see below), whose sum is σ = 7303659559560. Its totient is φ = 1248488812800.

The previous prime is 3121222032961. The next prime is 3121222033079. The reversal of 3121222033000 is 3302221213.

It can be written as a sum of positive squares in 4 ways, for example, as 776446470244 + 2344775562756 = 881162^2 + 1531266^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1560610017 + ... + 1560612016.

Almost surely, 2^{3121222033000} is an apocalyptic number.

It is an amenable number.

3121222033000 is an abundant number, since it is smaller than the sum of its proper divisors (4182437526560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3121222033000 is a wasteful number, since it uses less digits than its factorization.

3121222033000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121222054 (or 3121222040 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 3121222033000 its reverse (3302221213), we get a palindrome (3124524254213).

The spelling of 3121222033000 in words is "three trillion, one hundred twenty-one billion, two hundred twenty-two million, thirty-three thousand".