30111113211200 has 168 divisors, whose sum is σ = 89657737912512. Its totient is φ = 9716527226880.

The previous prime is 30111113211191. The next prime is 30111113211203. The reversal of 30111113211200 is 211231111103.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30111113211203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78882902 + ... + 79263701.

It is an arithmetic number, because the mean of its divisors is an integer number (533677011384).

Almost surely, 2^{30111113211200} is an apocalyptic number.

It is an amenable number.

30111113211200 is an abundant number, since it is smaller than the sum of its proper divisors (59546624701312).

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

30111113211200 is a wasteful number, since it uses less digits than its factorization.

30111113211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158146649 (or 158146634 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 30111113211200 its reverse (211231111103), we get a palindrome (30322344322303).

The spelling of 30111113211200 in words is "thirty trillion, one hundred eleven billion, one hundred thirteen million, two hundred eleven thousand, two hundred".