33230020122 has 168 divisors, whose sum is σ = 85695340284. Its totient is φ = 9621960192.

The previous prime is 33230020121. The next prime is 33230020129. The reversal of 33230020122 is 22102003233.

It is a happy number.

33230020122 is a `hidden beast` number, since 332 + 300 + 20 + 12 + 2 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 5809640841 + 27420379281 = 76221^2 + 165591^2 .

It is a super-2 number, since 2×33230020122² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 33230020095 and 33230020104.

It is not an unprimeable number, because it can be changed into a prime (33230020121) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 4184868 + ... + 4192800.

Almost surely, 2^33230020122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33230020122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42847670142).

33230020122 is an abundant number, since it is smaller than the sum of its proper divisors (52465320162).

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

33230020122 is a wasteful number, since it uses less digits than its factorization.

33230020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7996 (or 7968 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 33230020122 its reverse (22102003233), we get a palindrome (55332023355).

The spelling of 33230020122 in words is "thirty-three billion, two hundred thirty million, twenty thousand, one hundred twenty-two".