4223231444140 has 48 divisors (see below), whose sum is σ = 8887012307712. Its totient is φ = 1685822314176.

The previous prime is 4223231444137. The next prime is 4223231444147. The reversal of 4223231444140 is 414441323224.

It is a junction number, because it is equal to n+sod(n) for n = 4223231444096 and 4223231444105.

It is not an unprimeable number, because it can be changed into a prime (4223231444147) 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, 50971827 + ... + 51054613.

It is an arithmetic number, because the mean of its divisors is an integer number (185146089744).

Almost surely, 2^{4223231444140} is an apocalyptic number.

It is an amenable number.

4223231444140 is an abundant number, since it is smaller than the sum of its proper divisors (4663780863572).

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

4223231444140 is a wasteful number, since it uses less digits than its factorization.

4223231444140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88006 (or 88004 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 4223231444140 its reverse (414441323224), we get a palindrome (4637672767364).

The spelling of 4223231444140 in words is "four trillion, two hundred twenty-three billion, two hundred thirty-one million, four hundred forty-four thousand, one hundred forty".