4022012020340 has 48 divisors (see below), whose sum is σ = 8589821990400. Its totient is φ = 1581455843712.

The previous prime is 4022012020321. The next prime is 4022012020391. The reversal of 4022012020340 is 430202102204.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26316866 + ... + 26469254.

It is an arithmetic number, because the mean of its divisors is an integer number (178954624800).

Almost surely, 2^{4022012020340} is an apocalyptic number.

It is an amenable number.

4022012020340 is an abundant number, since it is smaller than the sum of its proper divisors (4567809970060).

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

4022012020340 is a wasteful number, since it uses less digits than its factorization.

4022012020340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174824 (or 174822 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 4022012020340 its reverse (430202102204), we get a palindrome (4452214122544).

The spelling of 4022012020340 in words is "four trillion, twenty-two billion, twelve million, twenty thousand, three hundred forty".