131404322020300 has 144 divisors (see below), whose sum is σ = 327962101582080. Its totient is φ = 44766295200000.

The previous prime is 131404322020297. The next prime is 131404322020319. The reversal of 131404322020300 is 3020223404131.

It is a super-2 number, since 2×131404322020300² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72725830 + ... + 74510770.

It is an arithmetic number, because the mean of its divisors is an integer number (2277514594320).

Almost surely, 2^{131404322020300} is an apocalyptic number.

131404322020300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131404322020300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163981050791040).

131404322020300 is an abundant number, since it is smaller than the sum of its proper divisors (196557779561780).

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

131404322020300 is a wasteful number, since it uses less digits than its factorization.

131404322020300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785632 (or 1785625 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 131404322020300 its reverse (3020223404131), we get a palindrome (134424545424431).

The spelling of 131404322020300 in words is "one hundred thirty-one trillion, four hundred four billion, three hundred twenty-two million, twenty thousand, three hundred".