12222010012122 has 32 divisors (see below), whose sum is σ = 27228435451200. Its totient is φ = 4063741357104.

The previous prime is 12222010012033. The next prime is 12222010012213. The reversal of 12222010012122 is 22121001022221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12222010012095 and 12222010012104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285033372 + ... + 285076247.

It is an arithmetic number, because the mean of its divisors is an integer number (850888607850).

Almost surely, 2^{12222010012122} is an apocalyptic number.

12222010012122 is an abundant number, since it is smaller than the sum of its proper divisors (15006425439078).

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

12222010012122 is a wasteful number, since it uses less digits than its factorization.

12222010012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570110027 (or 570110021 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12222010012122 its reverse (22121001022221), we get a palindrome (34343011034343).

The spelling of 12222010012122 in words is "twelve trillion, two hundred twenty-two billion, ten million, twelve thousand, one hundred twenty-two".