1345012230042 has 24 divisors (see below), whose sum is σ = 3138361870644. Its totient is φ = 413849916864.

The previous prime is 1345012230019. The next prime is 1345012230071. The reversal of 1345012230042 is 2400322105431.

1345012230042 is a `hidden beast` number, since 1 + 345 + 0 + 12 + 2 + 300 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1313845505361 + 31166724681 = 1146231^2 + 176541^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1345012229988 and 1345012230015.

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 11 ways as a sum of consecutive naturals, for example, 2873957523 + ... + 2873957990.

Almost surely, 2^{1345012230042} is an apocalyptic number.

1345012230042 is an abundant number, since it is smaller than the sum of its proper divisors (1793349640602).

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

1345012230042 is a wasteful number, since it uses less digits than its factorization.

1345012230042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5747915534 (or 5747915531 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1345012230042 its reverse (2400322105431), we get a palindrome (3745334335473).

The spelling of 1345012230042 in words is "one trillion, three hundred forty-five billion, twelve million, two hundred thirty thousand, forty-two".