1033221012 has 24 divisors (see below), whose sum is σ = 2412799200. Its totient is φ = 344128416.

The previous prime is 1033220971. The next prime is 1033221017. The reversal of 1033221012 is 2101223301.

It is a junction number, because it is equal to n+sod(n) for n = 1033220982 and 1033221000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033221017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19087 + ... + 49302.

It is an arithmetic number, because the mean of its divisors is an integer number (100533300).

Almost surely, 2^1033221012 is an apocalyptic number.

1033221012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1033221012 is an abundant number, since it is smaller than the sum of its proper divisors (1379578188).

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

1033221012 is a wasteful number, since it uses less digits than its factorization.

1033221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69655 (or 69653 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1033221012 is about 32143.7554122103. The cubic root of 1033221012 is about 1010.9532587544.

Adding to 1033221012 its reverse (2101223301), we get a palindrome (3134444313).

The spelling of 1033221012 in words is "one billion, thirty-three million, two hundred twenty-one thousand, twelve".