4021422412140 has 384 divisors, whose sum is σ = 14696969011200. Its totient is φ = 893600501760.

The previous prime is 4021422412099. The next prime is 4021422412171. The reversal of 4021422412140 is 412142241204.

4021422412140 is a `hidden beast` number, since 4 + 0 + 21 + 422 + 4 + 1 + 214 + 0 = 666.

4021422412140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 178869700 + ... + 178892180.

It is an arithmetic number, because the mean of its divisors is an integer number (38273356800).

Almost surely, 2^{4021422412140} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4021422412140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7348484505600).

4021422412140 is an abundant number, since it is smaller than the sum of its proper divisors (10675546599060).

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

4021422412140 is a wasteful number, since it uses less digits than its factorization.

4021422412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23822 (or 23814 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4021422412140 its reverse (412142241204), we get a palindrome (4433564653344).

The spelling of 4021422412140 in words is "four trillion, twenty-one billion, four hundred twenty-two million, four hundred twelve thousand, one hundred forty".