30020103112121 has 8 divisors (see below), whose sum is σ = 30752373103200. Its totient is φ = 29287836566560.

The previous prime is 30020103112117. The next prime is 30020103112147. The reversal of 30020103112121 is 12121130102003.

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 30020103112121 - 2² = 30020103112117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30020103112121.

It is not an unprimeable number, because it can be changed into a prime (30022103112121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30788990 + ... + 31749048.

It is an arithmetic number, because the mean of its divisors is an integer number (3844046637900).

Almost surely, 2^{30020103112121} is an apocalyptic number.

It is an amenable number.

30020103112121 is a deficient number, since it is larger than the sum of its proper divisors (732269991079).

30020103112121 is an equidigital number, since it uses as much as digits as its factorization.

30020103112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722759.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 30020103112121 its reverse (12121130102003), we get a palindrome (42141233214124).

The spelling of 30020103112121 in words is "thirty trillion, twenty billion, one hundred three million, one hundred twelve thousand, one hundred twenty-one".