131423142223000 has 128 divisors (see below), whose sum is σ = 309155342932800. Its totient is φ = 52292057088000.

The previous prime is 131423142222979. The next prime is 131423142223001. The reversal of 131423142223000 is 322241324131.

It is a self number, because there is not a number n which added to its sum of digits gives 131423142223000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131423142223001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172047907 + ... + 172810093.

Almost surely, 2^{131423142223000} is an apocalyptic number.

131423142223000 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 131423142223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154577671466400).

131423142223000 is an abundant number, since it is smaller than the sum of its proper divisors (177732200709800).

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

131423142223000 is a wasteful number, since it uses less digits than its factorization.

131423142223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763118 (or 763104 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 131423142223000 its reverse (322241324131), we get a palindrome (131745383547131).

The spelling of 131423142223000 in words is "one hundred thirty-one trillion, four hundred twenty-three billion, one hundred forty-two million, two hundred twenty-three thousand".