12022211212111 has 8 divisors (see below), whose sum is σ = 12027679659504. Its totient is φ = 12016743559680.

The previous prime is 12022211212049. The next prime is 12022211212139. The reversal of 12022211212111 is 11121211222021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12022211212111 - 2¹⁷ = 12022211081039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022211219111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31173615 + ... + 31556911.

It is an arithmetic number, because the mean of its divisors is an integer number (1503459957438).

Almost surely, 2^{12022211212111} is an apocalyptic number.

12022211212111 is a deficient number, since it is larger than the sum of its proper divisors (5468447393).

12022211212111 is a wasteful number, since it uses less digits than its factorization.

12022211212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397481.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 12022211212111 its reverse (11121211222021), we get a palindrome (23143422434132).

The spelling of 12022211212111 in words is "twelve trillion, twenty-two billion, two hundred eleven million, two hundred twelve thousand, one hundred eleven".