1000033220312 has 32 divisors (see below), whose sum is σ = 2142964308000. Its totient is φ = 428578470144.

The previous prime is 1000033220279. The next prime is 1000033220363. The reversal of 1000033220312 is 2130223300001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4481564 + ... + 4699412.

It is an arithmetic number, because the mean of its divisors is an integer number (66967634625).

Almost surely, 2^{1000033220312} is an apocalyptic number.

It is an amenable number.

1000033220312 is an abundant number, since it is smaller than the sum of its proper divisors (1142931087688).

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

1000033220312 is a wasteful number, since it uses less digits than its factorization.

1000033220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299835 (or 299831 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1000033220312 its reverse (2130223300001), we get a palindrome (3130256520313).

The spelling of 1000033220312 in words is "one trillion, thirty-three million, two hundred twenty thousand, three hundred twelve".