131123330111100 has 36 divisors (see below), whose sum is σ = 379383501788984. Its totient is φ = 34966221362880.

The previous prime is 131123330111093. The next prime is 131123330111129. The reversal of 131123330111100 is 1111033321131.

It is a super-3 number, since 3×131123330111100³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218538883219 + ... + 218538883818.

Almost surely, 2^{131123330111100} is an apocalyptic number.

131123330111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131123330111100 is an abundant number, since it is smaller than the sum of its proper divisors (248260171677884).

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

131123330111100 is a wasteful number, since it uses less digits than its factorization.

131123330111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437077767054 (or 437077767047 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 21.

Adding to 131123330111100 its reverse (1111033321131), we get a palindrome (132234363432231).

The spelling of 131123330111100 in words is "one hundred thirty-one trillion, one hundred twenty-three billion, three hundred thirty million, one hundred eleven thousand, one hundred".