13323131121102 has 48 divisors (see below), whose sum is σ = 29324283883776. Its totient is φ = 4032430402000.

The previous prime is 13323131121073. The next prime is 13323131121107. The reversal of 13323131121102 is 20112113132331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323131121107) 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, 10494774 + ... + 11695577.

It is an arithmetic number, because the mean of its divisors is an integer number (610922580912).

Almost surely, 2^{13323131121102} is an apocalyptic number.

13323131121102 is an abundant number, since it is smaller than the sum of its proper divisors (16001152762674).

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

13323131121102 is a wasteful number, since it uses less digits than its factorization.

13323131121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22191205 (or 22191194 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 13323131121102 its reverse (20112113132331), we get a palindrome (33435244253433).

The spelling of 13323131121102 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty-one million, one hundred twenty-one thousand, one hundred two".