1052320442412 has 24 divisors (see below), whose sum is σ = 2455734254512. Its totient is φ = 350727782400.

The previous prime is 1052320442377. The next prime is 1052320442423. The reversal of 1052320442412 is 2142440232501.

It is a happy number.

It is a super-2 number, since 2×1052320442412² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1052320442412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5616289 + ... + 5800632.

Almost surely, 2^{1052320442412} is an apocalyptic number.

1052320442412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1052320442412 is an abundant number, since it is smaller than the sum of its proper divisors (1403413812100).

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

1052320442412 is a wasteful number, since it uses less digits than its factorization.

1052320442412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11424609 (or 11424607 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1052320442412 its reverse (2142440232501), we get a palindrome (3194760674913).

The spelling of 1052320442412 in words is "one trillion, fifty-two billion, three hundred twenty million, four hundred forty-two thousand, four hundred twelve".