402432103112 has 96 divisors (see below), whose sum is σ = 831455075880. Its totient is φ = 182474772480.

The previous prime is 402432103111. The next prime is 402432103127. The reversal of 402432103112 is 211301234204.

It can be written as a sum of positive squares in 12 ways, for example, as 250726527076 + 151705576036 = 500726^2 + 389494^2 .

It is not an unprimeable number, because it can be changed into a prime (402432103111) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 83541728 + ... + 83546544.

Almost surely, 2^402432103112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402432103112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415727537940).

402432103112 is an abundant number, since it is smaller than the sum of its proper divisors (429022972768).

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

402432103112 is a wasteful number, since it uses less digits than its factorization.

402432103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5923 (or 5906 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 402432103112 its reverse (211301234204), we get a palindrome (613733337316).

The spelling of 402432103112 in words is "four hundred two billion, four hundred thirty-two million, one hundred three thousand, one hundred twelve".