1042424421132 has 96 divisors (see below), whose sum is σ = 2589133014720. Its totient is φ = 325294202880.

The previous prime is 1042424421127. The next prime is 1042424421139. The reversal of 1042424421132 is 2311244242401.

It is a super-2 number, since 2×1042424421132² (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 1042424421132.

It is not an unprimeable number, because it can be changed into a prime (1042424421139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51237282 + ... + 51257622.

It is an arithmetic number, because the mean of its divisors is an integer number (26970135570).

Almost surely, 2^{1042424421132} is an apocalyptic number.

1042424421132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042424421132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1294566507360).

1042424421132 is an abundant number, since it is smaller than the sum of its proper divisors (1546708593588).

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

1042424421132 is a wasteful number, since it uses less digits than its factorization.

1042424421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21691 (or 21689 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1042424421132 its reverse (2311244242401), we get a palindrome (3353668663533).

The spelling of 1042424421132 in words is "one trillion, forty-two billion, four hundred twenty-four million, four hundred twenty-one thousand, one hundred thirty-two".