30310330121332 has 6 divisors (see below), whose sum is σ = 53043077712338. Its totient is φ = 15155165060664.

The previous prime is 30310330121317. The next prime is 30310330121339. The reversal of 30310330121332 is 23312103301303.

It can be written as a sum of positive squares in only one way, i.e., 16422156485476 + 13888173635856 = 4052426^2 + 3726684^2 .

It is a super-3 number, since 3×30310330121332³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 30310330121297 and 30310330121306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30310330121339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3788791265163 + ... + 3788791265170.

Almost surely, 2^{30310330121332} is an apocalyptic number.

It is an amenable number.

30310330121332 is a deficient number, since it is larger than the sum of its proper divisors (22732747591006).

30310330121332 is a wasteful number, since it uses less digits than its factorization.

30310330121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577582530337 (or 7577582530335 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 30310330121332 its reverse (23312103301303), we get a palindrome (53622433422635).

The spelling of 30310330121332 in words is "thirty trillion, three hundred ten billion, three hundred thirty million, one hundred twenty-one thousand, three hundred thirty-two".