12220200120122 has 8 divisors (see below), whose sum is σ = 18436255673076. Its totient is φ = 6074781562432.

The previous prime is 12220200120091. The next prime is 12220200120133. The reversal of 12220200120122 is 22102100202221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8544156995521 + 3676043124601 = 2923039^2 + 1917301^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12220200120122.

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, 17659248383 + ... + 17659249074.

Almost surely, 2^{12220200120122} is an apocalyptic number.

12220200120122 is a deficient number, since it is larger than the sum of its proper divisors (6216055552954).

12220200120122 is a wasteful number, since it uses less digits than its factorization.

12220200120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35318497632.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12220200120122 its reverse (22102100202221), we get a palindrome (34322300322343).

The spelling of 12220200120122 in words is "twelve trillion, two hundred twenty billion, two hundred million, one hundred twenty thousand, one hundred twenty-two".