33331220332 has 6 divisors (see below), whose sum is σ = 58329635588. Its totient is φ = 16665610164.

The previous prime is 33331220311. The next prime is 33331220333. The reversal of 33331220332 is 23302213333.

It is a super-2 number, since 2×33331220332² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33331220297 and 33331220306.

It is not an unprimeable number, because it can be changed into a prime (33331220333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4166402538 + ... + 4166402545.

Almost surely, 2^33331220332 is an apocalyptic number.

It is an amenable number.

33331220332 is a deficient number, since it is larger than the sum of its proper divisors (24998415256).

33331220332 is a wasteful number, since it uses less digits than its factorization.

33331220332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8332805087 (or 8332805085 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 33331220332 its reverse (23302213333), we get a palindrome (56633433665).

The spelling of 33331220332 in words is "thirty-three billion, three hundred thirty-one million, two hundred twenty thousand, three hundred thirty-two".