30011221213320 has 64 divisors (see below), whose sum is σ = 91949273521920. Its totient is φ = 7832715889664.

The previous prime is 30011221213297. The next prime is 30011221213331. The reversal of 30011221213320 is 2331212211003.

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, 2660563617 + ... + 2660574896.

It is an arithmetic number, because the mean of its divisors is an integer number (1436707398780).

Almost surely, 2^{30011221213320} is an apocalyptic number.

30011221213320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30011221213320 is an abundant number, since it is smaller than the sum of its proper divisors (61938052308600).

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

30011221213320 is a wasteful number, since it uses less digits than its factorization.

30011221213320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321138574 (or 5321138570 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 30011221213320 its reverse (2331212211003), we get a palindrome (32342433424323).

The spelling of 30011221213320 in words is "thirty trillion, eleven billion, two hundred twenty-one million, two hundred thirteen thousand, three hundred twenty".