33321131002002 has 16 divisors (see below), whose sum is σ = 69539751656640. Its totient is φ = 10624128725232.

The previous prime is 33321131002001. The next prime is 33321131002037. The reversal of 33321131002002 is 20020013112333.

It is a super-2 number, since 2×33321131002002² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33321131002002.

It is not an unprimeable number, because it can be changed into a prime (33321131002001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120728735377 + ... + 120728735652.

It is an arithmetic number, because the mean of its divisors is an integer number (4346234478540).

Almost surely, 2^{33321131002002} is an apocalyptic number.

33321131002002 is an abundant number, since it is smaller than the sum of its proper divisors (36218620654638).

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

33321131002002 is a wasteful number, since it uses less digits than its factorization.

33321131002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241457471057.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33321131002002 its reverse (20020013112333), we get a palindrome (53341144114335).

The spelling of 33321131002002 in words is "thirty-three trillion, three hundred twenty-one billion, one hundred thirty-one million, two thousand, two".