30012010032000 has 128 divisors (see below), whose sum is σ = 99489813415200. Its totient is φ = 8003202662400.

The previous prime is 30012010031989. The next prime is 30012010032007. The reversal of 30012010032000 is 23001021003.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30012010032007) 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 15 ways as a sum of consecutive naturals, for example, 312577105 + ... + 312673104.

Almost surely, 2^{30012010032000} is an apocalyptic number.

30012010032000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30012010032000 is an abundant number, since it is smaller than the sum of its proper divisors (69477803383200).

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

30012010032000 is an equidigital number, since it uses as much as digits as its factorization.

30012010032000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625250241 (or 625250219 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30012010032000 its reverse (23001021003), we get a palindrome (30035011053003).

The spelling of 30012010032000 in words is "thirty trillion, twelve billion, ten million, thirty-two thousand".