4022012042320 has 40 divisors (see below), whose sum is σ = 9424809345024. Its totient is φ = 1596137058432.

The previous prime is 4022012042303. The next prime is 4022012042329. The reversal of 4022012042320 is 232402102204.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 4022012042291 and 4022012042300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022012042329) 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, 197923504 + ... + 197943823.

Almost surely, 2^{4022012042320} is an apocalyptic number.

4022012042320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4022012042320 is an abundant number, since it is smaller than the sum of its proper divisors (5402797302704).

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

4022012042320 is a wasteful number, since it uses less digits than its factorization.

4022012042320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395867467 (or 395867461 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 4022012042320 its reverse (232402102204), we get a palindrome (4254414144524).

The spelling of 4022012042320 in words is "four trillion, twenty-two billion, twelve million, forty-two thousand, three hundred twenty".