131112411421442 has 32 divisors (see below), whose sum is σ = 220753460579904. Its totient is φ = 57878650180800.

The previous prime is 131112411421427. The next prime is 131112411421477. The reversal of 131112411421442 is 244124114211131.

It is a super-2 number, since 2×131112411421442² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131112411421399 and 131112411421408.

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, 148424468 + ... + 149305215.

It is an arithmetic number, because the mean of its divisors is an integer number (6898545643122).

Almost surely, 2^{131112411421442} is an apocalyptic number.

131112411421442 is a deficient number, since it is larger than the sum of its proper divisors (89641049158462).

131112411421442 is a wasteful number, since it uses less digits than its factorization.

131112411421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297730274.

The product of its digits is 6144, while the sum is 32.

Adding to 131112411421442 its reverse (244124114211131), we get a palindrome (375236525632573).

The spelling of 131112411421442 in words is "one hundred thirty-one trillion, one hundred twelve billion, four hundred eleven million, four hundred twenty-one thousand, four hundred forty-two".