33332130320 has 20 divisors (see below), whose sum is σ = 77497203180. Its totient is φ = 13332852096.

The previous prime is 33332130317. The next prime is 33332130323. The reversal of 33332130320 is 2303123333.

It is an interprime number because it is at equal distance from previous prime (33332130317) and next prime (33332130323).

It can be written as a sum of positive squares in 2 ways, for example, as 8974909696 + 24357220624 = 94736^2 + 156068^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×33332130320² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33332130323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208325735 + ... + 208325894.

It is an arithmetic number, because the mean of its divisors is an integer number (3874860159).

Almost surely, 2^33332130320 is an apocalyptic number.

It is an amenable number.

33332130320 is an abundant number, since it is smaller than the sum of its proper divisors (44165072860).

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

33332130320 is a wasteful number, since it uses less digits than its factorization.

33332130320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416651642 (or 416651636 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 33332130320 its reverse (2303123333), we get a palindrome (35635253653).

The spelling of 33332130320 in words is "thirty-three billion, three hundred thirty-two million, one hundred thirty thousand, three hundred twenty".