13203323311100 has 36 divisors (see below), whose sum is σ = 30855150940824. Its totient is φ = 4875073222080.

The previous prime is 13203323311099. The next prime is 13203323311103. The reversal of 13203323311100 is 111332330231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13203323311103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5078199974 + ... + 5078202573.

It is an arithmetic number, because the mean of its divisors is an integer number (857087526134).

Almost surely, 2^{13203323311100} is an apocalyptic number.

13203323311100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13203323311100 is an abundant number, since it is smaller than the sum of its proper divisors (17651827629724).

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

13203323311100 is a wasteful number, since it uses less digits than its factorization.

13203323311100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10156402574 (or 10156402567 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 13203323311100 its reverse (111332330231), we get a palindrome (13314655641331).

The spelling of 13203323311100 in words is "thirteen trillion, two hundred three billion, three hundred twenty-three million, three hundred eleven thousand, one hundred".