133212340421442 has 48 divisors (see below), whose sum is σ = 289705859384760. Its totient is φ = 44238101757696.

The previous prime is 133212340421431. The next prime is 133212340421467. The reversal of 133212340421442 is 244124043212331.

133212340421442 is a `hidden beast` number, since 1 + 3 + 32 + 1 + 2 + 3 + 404 + 214 + 4 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 99896806635921 + 33315533785521 = 9994839^2 + 5771961^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133212340421397 and 133212340421406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 249469128 + ... + 250002540.

Almost surely, 2^{133212340421442} is an apocalyptic number.

133212340421442 is an abundant number, since it is smaller than the sum of its proper divisors (156493518963318).

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

133212340421442 is a wasteful number, since it uses less digits than its factorization.

133212340421442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585267 (or 585264 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 133212340421442 its reverse (244124043212331), we get a palindrome (377336383633773).

The spelling of 133212340421442 in words is "one hundred thirty-three trillion, two hundred twelve billion, three hundred forty million, four hundred twenty-one thousand, four hundred forty-two".