33130323213020 has 96 divisors (see below), whose sum is σ = 78589768017600. Its totient is φ = 11620997427200.

The previous prime is 33130323213019. The next prime is 33130323213047. The reversal of 33130323213020 is 2031232303133.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4322036 + ... + 9216324.

It is an arithmetic number, because the mean of its divisors is an integer number (818643416850).

Almost surely, 2^{33130323213020} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33130323213020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39294884008800).

33130323213020 is an abundant number, since it is smaller than the sum of its proper divisors (45459444804580).

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

33130323213020 is a wasteful number, since it uses less digits than its factorization.

33130323213020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4895399 (or 4895397 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 33130323213020 its reverse (2031232303133), we get a palindrome (35161555516153).

The spelling of 33130323213020 in words is "thirty-three trillion, one hundred thirty billion, three hundred twenty-three million, two hundred thirteen thousand, twenty".