131403311244120 has 64 divisors (see below), whose sum is σ = 394211198999520. Its totient is φ = 35040770530304.

The previous prime is 131403311244061. The next prime is 131403311244137. The reversal of 131403311244120 is 21442113304131.

131403311244120 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39879412 + ... + 43048508.

Almost surely, 2^{131403311244120} is an apocalyptic number.

131403311244120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131403311244120 is an abundant number, since it is smaller than the sum of its proper divisors (262807887755400).

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

131403311244120 is a wasteful number, since it uses less digits than its factorization.

131403311244120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514644 (or 3514640 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 131403311244120 its reverse (21442113304131), we get a palindrome (152845424548251).

The spelling of 131403311244120 in words is "one hundred thirty-one trillion, four hundred three billion, three hundred eleven million, two hundred forty-four thousand, one hundred twenty".