33220123222232 has 32 divisors (see below), whose sum is σ = 62446710732480. Its totient is φ = 16567712747040.

The previous prime is 33220123222217. The next prime is 33220123222337. The reversal of 33220123222232 is 23222232102233.

It is a super-2 number, since 2×33220123222232² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33220123222195 and 33220123222204.

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, 2958083 + ... + 8671245.

It is an arithmetic number, because the mean of its divisors is an integer number (1951459710390).

Almost surely, 2^{33220123222232} is an apocalyptic number.

It is an amenable number.

33220123222232 is a deficient number, since it is larger than the sum of its proper divisors (29226587510248).

33220123222232 is a wasteful number, since it uses less digits than its factorization.

33220123222232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5715023 (or 5715019 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 33220123222232 its reverse (23222232102233), we get a palindrome (56442355324465).

The spelling of 33220123222232 in words is "thirty-three trillion, two hundred twenty billion, one hundred twenty-three million, two hundred twenty-two thousand, two hundred thirty-two".