4021422230140 has 48 divisors (see below), whose sum is σ = 9654872338944. Its totient is φ = 1378279195200.

The previous prime is 4021422230113. The next prime is 4021422230143. The reversal of 4021422230140 is 410322241204.

It is a super-2 number, since 2×4021422230140² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021422230143) 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, 4755166 + ... + 5536645.

It is an arithmetic number, because the mean of its divisors is an integer number (201143173728).

Almost surely, 2^{4021422230140} is an apocalyptic number.

It is an amenable number.

4021422230140 is an abundant number, since it is smaller than the sum of its proper divisors (5633450108804).

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

4021422230140 is a wasteful number, since it uses less digits than its factorization.

4021422230140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10294618 (or 10294616 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 4021422230140 its reverse (410322241204), we get a palindrome (4431744471344).

The spelling of 4021422230140 in words is "four trillion, twenty-one billion, four hundred twenty-two million, two hundred thirty thousand, one hundred forty".