131403233000000 has 392 divisors, whose sum is σ = 353539662134400. Its totient is φ = 48168403200000.

The previous prime is 131403232999939. The next prime is 131403233000021. The reversal of 131403233000000 is 332304131.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1806963641 + ... + 1807036359.

It is an arithmetic number, because the mean of its divisors is an integer number (901886893200).

Almost surely, 2^{131403233000000} is an apocalyptic number.

131403233000000 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 131403233000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176769831067200).

131403233000000 is an abundant number, since it is smaller than the sum of its proper divisors (222136429134400).

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

131403233000000 is an frugal number, since it uses more digits than its factorization.

131403233000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72913 (or 72878 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 131403233000000 its reverse (332304131), we get a palindrome (131403565304131).

The spelling of 131403233000000 in words is "one hundred thirty-one trillion, four hundred three billion, two hundred thirty-three million", and thus it is an aban number.