423112224340 has 24 divisors (see below), whose sum is σ = 956884569480. Its totient is φ = 156226051968.

The previous prime is 423112224331. The next prime is 423112224349. The reversal of 423112224340 is 43422211324.

It is an interprime number because it is at equal distance from previous prime (423112224331) and next prime (423112224349).

It can be written as a sum of positive squares in 4 ways, for example, as 22721944644 + 400390279696 = 150738^2 + 632764^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423112224299 and 423112224308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423112224349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813677095 + ... + 813677614.

It is an arithmetic number, because the mean of its divisors is an integer number (39870190395).

Almost surely, 2^423112224340 is an apocalyptic number.

It is an amenable number.

423112224340 is an abundant number, since it is smaller than the sum of its proper divisors (533772345140).

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

423112224340 is a wasteful number, since it uses less digits than its factorization.

423112224340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627354731 (or 1627354729 counting only the distinct ones).

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

Adding to 423112224340 its reverse (43422211324), we get a palindrome (466534435664).

The spelling of 423112224340 in words is "four hundred twenty-three billion, one hundred twelve million, two hundred twenty-four thousand, three hundred forty".