33232003220 has 24 divisors (see below), whose sum is σ = 75155454024. Its totient is φ = 12270278016.

The previous prime is 33232003163. The next prime is 33232003241. The reversal of 33232003220 is 2230023233.

It can be written as a sum of positive squares in 4 ways, for example, as 577344784 + 32654658436 = 24028^2 + 180706^2 .

It is a super-2 number, since 2×33232003220² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 33232003192 and 33232003201.

It is a congruent number.

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, 63907439 + ... + 63907958.

It is an arithmetic number, because the mean of its divisors is an integer number (3131477251).

Almost surely, 2^33232003220 is an apocalyptic number.

It is an amenable number.

33232003220 is an abundant number, since it is smaller than the sum of its proper divisors (41923450804).

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

33232003220 is a wasteful number, since it uses less digits than its factorization.

33232003220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127815419 (or 127815417 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 33232003220 its reverse (2230023233), we get a palindrome (35462026453).

The spelling of 33232003220 in words is "thirty-three billion, two hundred thirty-two million, three thousand, two hundred twenty".