3999922222222 has 16 divisors (see below), whose sum is σ = 6162897461472. Its totient is φ = 1945638070560.

The previous prime is 3999922222217. The next prime is 3999922222223. The reversal of 3999922222222 is 2222222299993.

It is a happy number.

3999922222222 is a modest number, since divided by 2222222 gives 399992 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3999922222223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3213154 + ... + 4280677.

It is an arithmetic number, because the mean of its divisors is an integer number (385181091342).

Almost surely, 2^{3999922222222} is an apocalyptic number.

3999922222222 is a deficient number, since it is larger than the sum of its proper divisors (2162975239250).

3999922222222 is a wasteful number, since it uses less digits than its factorization.

3999922222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7501083.

The product of its digits is 5038848, while the sum is 55.

The spelling of 3999922222222 in words is "three trillion, nine hundred ninety-nine billion, nine hundred twenty-two million, two hundred twenty-two thousand, two hundred twenty-two".