131323203000 has 384 divisors, whose sum is σ = 492453561600. Its totient is φ = 31294944000.

The previous prime is 131323202993. The next prime is 131323203031. The reversal of 131323203000 is 302323131.

131323203000 is a `hidden beast` number, since 1 + 313 + 2 + 320 + 30 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5829759 + ... + 5852241.

It is an arithmetic number, because the mean of its divisors is an integer number (1282431150).

Almost surely, 2^131323203000 is an apocalyptic number.

131323203000 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 131323203000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246226780800).

131323203000 is an abundant number, since it is smaller than the sum of its proper divisors (361130358600).

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

131323203000 is a wasteful number, since it uses less digits than its factorization.

131323203000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22580 (or 22563 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 131323203000 its reverse (302323131), we get a palindrome (131625526131).

The spelling of 131323203000 in words is "one hundred thirty-one billion, three hundred twenty-three million, two hundred three thousand".