30033021122 has 32 divisors (see below), whose sum is σ = 50204130480. Its totient is φ = 13379063040.

The previous prime is 30033021113. The next prime is 30033021127. The reversal of 30033021122 is 22112033003.

It can be written as a sum of positive squares in 8 ways, for example, as 13296165481 + 16736855641 = 115309^2 + 129371^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30033021122.

It is not an unprimeable number, because it can be changed into a prime (30033021127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3781868 + ... + 3789800.

Almost surely, 2^30033021122 is an apocalyptic number.

30033021122 is a deficient number, since it is larger than the sum of its proper divisors (20171109358).

30033021122 is a wasteful number, since it uses less digits than its factorization.

30033021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12998.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30033021122 its reverse (22112033003), we get a palindrome (52145054125).

The spelling of 30033021122 in words is "thirty billion, thirty-three million, twenty-one thousand, one hundred twenty-two".