42312021324 has 12 divisors (see below), whose sum is σ = 98728049784. Its totient is φ = 14104007104.

The previous prime is 42312021313. The next prime is 42312021343.

It is a happy number.

42312021324 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 42312021294 and 42312021303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1763000877 + ... + 1763000900.

It is an arithmetic number, because the mean of its divisors is an integer number (8227337482).

Almost surely, 2^42312021324 is an apocalyptic number.

It is an amenable number.

42312021324 is an abundant number, since it is smaller than the sum of its proper divisors (56416028460).

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

42312021324 is a wasteful number, since it uses less digits than its factorization.

42312021324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526001784 (or 3526001782 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 423120 and 21324, that added together give a palindrome (444444).

The spelling of 42312021324 in words is "forty-two billion, three hundred twelve million, twenty-one thousand, three hundred twenty-four".