4243212032140 has 192 divisors, whose sum is σ = 9639091808640. Its totient is φ = 1564069478400.

The previous prime is 4243212032099. The next prime is 4243212032161. The reversal of 4243212032140 is 412302123424.

It is a junction number, because it is equal to n+sod(n) for n = 4243212032099 and 4243212032108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1397170702 + ... + 1397173738.

It is an arithmetic number, because the mean of its divisors is an integer number (50203603170).

Almost surely, 2^{4243212032140} 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 4243212032140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4819545904320).

4243212032140 is an abundant number, since it is smaller than the sum of its proper divisors (5395879776500).

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

4243212032140 is a wasteful number, since it uses less digits than its factorization.

4243212032140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692 (or 3690 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4243212032140 its reverse (412302123424), we get a palindrome (4655514155564).

The spelling of 4243212032140 in words is "four trillion, two hundred forty-three billion, two hundred twelve million, thirty-two thousand, one hundred forty".