30000121112132 has 48 divisors (see below), whose sum is σ = 56312586408960. Its totient is φ = 13933928865792.

The previous prime is 30000121112123. The next prime is 30000121112147. The reversal of 30000121112132 is 23121112100003.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 30000121112132.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13774853 + ... + 15803379.

It is an arithmetic number, because the mean of its divisors is an integer number (1173178883520).

Almost surely, 2^{30000121112132} is an apocalyptic number.

It is an amenable number.

30000121112132 is a deficient number, since it is larger than the sum of its proper divisors (26312465296828).

30000121112132 is a wasteful number, since it uses less digits than its factorization.

30000121112132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031380 (or 2031378 counting only the distinct ones).

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

Adding to 30000121112132 its reverse (23121112100003), we get a palindrome (53121233212135).

The spelling of 30000121112132 in words is "thirty trillion, one hundred twenty-one million, one hundred twelve thousand, one hundred thirty-two".