12221100010122 has 8 divisors (see below), whose sum is σ = 24442200020256. Its totient is φ = 4073700003372.

The previous prime is 12221100010117. The next prime is 12221100010129. The reversal of 12221100010122 is 22101000112221.

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

12221100010122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12221100010129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1018425000838 + ... + 1018425000849.

It is an arithmetic number, because the mean of its divisors is an integer number (3055275002532).

Almost surely, 2^{12221100010122} is an apocalyptic number.

12221100010122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12221100010122 is a wasteful number, since it uses less digits than its factorization.

12221100010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036850001692.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12221100010122 its reverse (22101000112221), we get a palindrome (34322100122343).

The spelling of 12221100010122 in words is "twelve trillion, two hundred twenty-one billion, one hundred million, ten thousand, one hundred twenty-two".