13126271100 has 72 divisors (see below), whose sum is σ = 39203824128. Its totient is φ = 3387422400.

The previous prime is 13126271063. The next prime is 13126271101. The reversal of 13126271100 is 117262131.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13126271101) 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, 696414 + ... + 715013.

Almost surely, 2^13126271100 is an apocalyptic number.

13126271100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13126271100 is an abundant number, since it is smaller than the sum of its proper divisors (26077553028).

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

13126271100 is a wasteful number, since it uses less digits than its factorization.

13126271100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411475 (or 1411468 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The spelling of 13126271100 in words is "thirteen billion, one hundred twenty-six million, two hundred seventy-one thousand, one hundred".