30033021121 has 8 divisors (see below), whose sum is σ = 31349934720. Its totient is φ = 28717035072.

The previous prime is 30033021113. The next prime is 30033021127. The reversal of 30033021121 is 12112033003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30033021121 - 2³ = 30033021113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30033021095 and 30033021104.

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 7 ways as a sum of consecutive naturals, for example, 165301 + ... + 295618.

It is an arithmetic number, because the mean of its divisors is an integer number (3918741840).

Almost surely, 2^30033021121 is an apocalyptic number.

It is an amenable number.

30033021121 is a deficient number, since it is larger than the sum of its proper divisors (1316913599).

30033021121 is a wasteful number, since it uses less digits than its factorization.

30033021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463775.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 30033021121 its reverse (12112033003), we get a palindrome (42145054124).

The spelling of 30033021121 in words is "thirty billion, thirty-three million, twenty-one thousand, one hundred twenty-one".