4021301142220 has 24 divisors (see below), whose sum is σ = 8445483447408. Its totient is φ = 1608377400000.

The previous prime is 4021301142193. The next prime is 4021301142227. The reversal of 4021301142220 is 222411031204.

It is a junction number, because it is equal to n+sod(n) for n = 4021301142191 and 4021301142200.

It is not an unprimeable number, because it can be changed into a prime (4021301142227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8710411 + ... + 9160450.

It is an arithmetic number, because the mean of its divisors is an integer number (351895143642).

Almost surely, 2^{4021301142220} is an apocalyptic number.

It is an amenable number.

4021301142220 is an abundant number, since it is smaller than the sum of its proper divisors (4424182305188).

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

4021301142220 is a wasteful number, since it uses less digits than its factorization.

4021301142220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17882121 (or 17882119 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 4021301142220 its reverse (222411031204), we get a palindrome (4243712173424).

The spelling of 4021301142220 in words is "four trillion, twenty-one billion, three hundred one million, one hundred forty-two thousand, two hundred twenty".