30113033320 has 64 divisors (see below), whose sum is σ = 69473175120. Its totient is φ = 11742541824.

The previous prime is 30113033309. The next prime is 30113033347. The reversal of 30113033320 is 2333031103.

It can be written as a sum of positive squares in 8 ways, for example, as 18090788004 + 12022245316 = 134502^2 + 109646^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287604 + ... + 378076.

Almost surely, 2^30113033320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30113033320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34736587560).

30113033320 is an abundant number, since it is smaller than the sum of its proper divisors (39360141800).

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

30113033320 is a wasteful number, since it uses less digits than its factorization.

30113033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90694 (or 90690 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30113033320 its reverse (2333031103), we get a palindrome (32446064423).

The spelling of 30113033320 in words is "thirty billion, one hundred thirteen million, thirty-three thousand, three hundred twenty".