4022012011044 has 12 divisors (see below), whose sum is σ = 9384694692464. Its totient is φ = 1340670670344.

The previous prime is 4022012011027. The next prime is 4022012011163. The reversal of 4022012011044 is 4401102102204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4022012011044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167583833782 + ... + 167583833805.

Almost surely, 2^{4022012011044} is an apocalyptic number.

It is an amenable number.

4022012011044 is an abundant number, since it is smaller than the sum of its proper divisors (5362682681420).

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

4022012011044 is a wasteful number, since it uses less digits than its factorization.

4022012011044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335167667594 (or 335167667592 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 4022012011044 its reverse (4401102102204), we get a palindrome (8423114113248).

The spelling of 4022012011044 in words is "four trillion, twenty-two billion, twelve million, eleven thousand, forty-four".