42123210324 has 48 divisors (see below), whose sum is σ = 105873445440. Its totient is φ = 12957880320.

The previous prime is 42123210319. The next prime is 42123210329. The reversal of 42123210324 is 42301232124.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42123210319) and next prime (42123210329).

It is a junction number, because it is equal to n+sod(n) for n = 42123210294 and 42123210303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42123210329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668907 + ... + 729165.

It is an arithmetic number, because the mean of its divisors is an integer number (2205696780).

Almost surely, 2^42123210324 is an apocalyptic number.

It is an amenable number.

42123210324 is an abundant number, since it is smaller than the sum of its proper divisors (63750235116).

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

42123210324 is a wasteful number, since it uses less digits than its factorization.

42123210324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64760 (or 64758 counting only the distinct ones).

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

Adding to 42123210324 its reverse (42301232124), we get a palindrome (84424442448).

The spelling of 42123210324 in words is "forty-two billion, one hundred twenty-three million, two hundred ten thousand, three hundred twenty-four".