33013133320 has 32 divisors (see below), whose sum is σ = 74292448320. Its totient is φ = 13202960320.

The previous prime is 33013133317. The next prime is 33013133333. The reversal of 33013133320 is 2333131033.

It is a junction number, because it is equal to n+sod(n) for n = 33013133291 and 33013133300.

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, 171789 + ... + 309091.

It is an arithmetic number, because the mean of its divisors is an integer number (2321639010).

Almost surely, 2^33013133320 is an apocalyptic number.

It is an amenable number.

33013133320 is an abundant number, since it is smaller than the sum of its proper divisors (41279315000).

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

33013133320 is a wasteful number, since it uses less digits than its factorization.

33013133320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143325 (or 143321 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 33013133320 its reverse (2333131033), we get a palindrome (35346264353).

The spelling of 33013133320 in words is "thirty-three billion, thirteen million, one hundred thirty-three thousand, three hundred twenty".