4022021129312 has 48 divisors (see below), whose sum is σ = 7978265064000. Its totient is φ = 1995805768320.

The previous prime is 4022021129261. The next prime is 4022021129327. The reversal of 4022021129312 is 2139211202204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11981939 + ... + 12313037.

It is an arithmetic number, because the mean of its divisors is an integer number (166213855500).

Almost surely, 2^{4022021129312} is an apocalyptic number.

It is an amenable number.

4022021129312 is a deficient number, since it is larger than the sum of its proper divisors (3956243934688).

4022021129312 is a wasteful number, since it uses less digits than its factorization.

4022021129312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333979 (or 333971 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 4022021129312 in words is "four trillion, twenty-two billion, twenty-one million, one hundred twenty-nine thousand, three hundred twelve".