12111045850030 has 32 divisors (see below), whose sum is σ = 21899212319520. Its totient is φ = 4822351478400.

The previous prime is 12111045850027. The next prime is 12111045850031. The reversal of 12111045850030 is 3005854011121.

It is a junction number, because it is equal to n+sod(n) for n = 12111045849974 and 12111045850001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111045850031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14813176 + ... + 15609364.

It is an arithmetic number, because the mean of its divisors is an integer number (684350384985).

Almost surely, 2^{12111045850030} is an apocalyptic number.

12111045850030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111045850030 is a deficient number, since it is larger than the sum of its proper divisors (9788166469490).

12111045850030 is a wasteful number, since it uses less digits than its factorization.

12111045850030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803124.

The product of its (nonzero) digits is 4800, while the sum is 31.

Adding to 12111045850030 its reverse (3005854011121), we get a palindrome (15116899861151).

The spelling of 12111045850030 in words is "twelve trillion, one hundred eleven billion, forty-five million, eight hundred fifty thousand, thirty".