424122140020 has 48 divisors (see below), whose sum is σ = 923359368960. Its totient is φ = 163445014656.

The previous prime is 424122139981. The next prime is 424122140027. The reversal of 424122140020 is 20041221424.

It is a junction number, because it is equal to n+sod(n) for n = 424122139973 and 424122140000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424122140027) 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, 521142 + ... + 1058221.

It is an arithmetic number, because the mean of its divisors is an integer number (19236653520).

Almost surely, 2^424122140020 is an apocalyptic number.

It is an amenable number.

424122140020 is an abundant number, since it is smaller than the sum of its proper divisors (499237228940).

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

424122140020 is a wasteful number, since it uses less digits than its factorization.

424122140020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579864 (or 1579862 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 424122140020 its reverse (20041221424), we get a palindrome (444163361444).

The spelling of 424122140020 in words is "four hundred twenty-four billion, one hundred twenty-two million, one hundred forty thousand, twenty".