12001121311030 has 64 divisors (see below), whose sum is σ = 21811095633600. Its totient is φ = 4754221032960.

The previous prime is 12001121311009. The next prime is 12001121311031. The reversal of 12001121311030 is 3011312110021.

It is a happy number.

12001121311030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12001121310995 and 12001121311013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001121311031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1956807844 + ... + 1956813976.

It is an arithmetic number, because the mean of its divisors is an integer number (340798369275).

Almost surely, 2^{12001121311030} is an apocalyptic number.

12001121311030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001121311030 is a deficient number, since it is larger than the sum of its proper divisors (9809974322570).

12001121311030 is a wasteful number, since it uses less digits than its factorization.

12001121311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10609.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12001121311030 its reverse (3011312110021), we get a palindrome (15012433421051).

The spelling of 12001121311030 in words is "twelve trillion, one billion, one hundred twenty-one million, three hundred eleven thousand, thirty".