422131113240 has 32 divisors (see below), whose sum is σ = 1266393340080. Its totient is φ = 112568296832.

The previous prime is 422131113211. The next prime is 422131113289. The reversal of 422131113240 is 42311131224.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 422131113240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1758879519 + ... + 1758879758.

Almost surely, 2^422131113240 is an apocalyptic number.

422131113240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422131113240 is an abundant number, since it is smaller than the sum of its proper divisors (844262226840).

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

422131113240 is a wasteful number, since it uses less digits than its factorization.

422131113240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517759291 (or 3517759287 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 422131113240 its reverse (42311131224), we get a palindrome (464442244464).

The spelling of 422131113240 in words is "four hundred twenty-two billion, one hundred thirty-one million, one hundred thirteen thousand, two hundred forty".