13111033302120 has 128 divisors (see below), whose sum is σ = 42359847868800. Its totient is φ = 3227245569024.

The previous prime is 13111033302113. The next prime is 13111033302151. The reversal of 13111033302120 is 2120333011131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74734666 + ... + 74909894.

It is an arithmetic number, because the mean of its divisors is an integer number (330936311475).

Almost surely, 2^{13111033302120} is an apocalyptic number.

13111033302120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13111033302120 is an abundant number, since it is smaller than the sum of its proper divisors (29248814566680).

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

13111033302120 is a wasteful number, since it uses less digits than its factorization.

13111033302120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223219 (or 223215 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13111033302120 its reverse (2120333011131), we get a palindrome (15231366313251).

The spelling of 13111033302120 in words is "thirteen trillion, one hundred eleven billion, thirty-three million, three hundred two thousand, one hundred twenty".