33520240230 has 64 divisors (see below), whose sum is σ = 84726259200. Its totient is φ = 8463916800.

The previous prime is 33520240223. The next prime is 33520240277. The reversal of 33520240230 is 3204202533.

It is a super-2 number, since 2×33520240230² (a number of 22 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 33520240230.

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, 1176655 + ... + 1204805.

It is an arithmetic number, because the mean of its divisors is an integer number (1323847800).

Almost surely, 2^33520240230 is an apocalyptic number.

33520240230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33520240230 is an abundant number, since it is smaller than the sum of its proper divisors (51206018970).

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

33520240230 is a wasteful number, since it uses less digits than its factorization.

33520240230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30269.

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 33520240230 its reverse (3204202533), we get a palindrome (36724442763).

The spelling of 33520240230 in words is "thirty-three billion, five hundred twenty million, two hundred forty thousand, two hundred thirty".