30303101013320 has 32 divisors (see below), whose sum is σ = 68192357225400. Its totient is φ = 12119395081728.

The previous prime is 30303101013313. The next prime is 30303101013377. The reversal of 30303101013320 is 2331010130303.

It can be written as a sum of positive squares in 4 ways, for example, as 29532985949476 + 770115063844 = 5434426^2 + 877562^2 .

It is a super-2 number, since 2×30303101013320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 30303101013292 and 30303101013301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57400319 + ... + 57925838.

Almost surely, 2^{30303101013320} is an apocalyptic number.

It is an amenable number.

30303101013320 is an abundant number, since it is smaller than the sum of its proper divisors (37889256212080).

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

30303101013320 is a wasteful number, since it uses less digits than its factorization.

30303101013320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115332737 (or 115332733 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 30303101013320 its reverse (2331010130303), we get a palindrome (32634111143623).

The spelling of 30303101013320 in words is "thirty trillion, three hundred three billion, one hundred one million, thirteen thousand, three hundred twenty".