12221130212022 has 32 divisors (see below), whose sum is σ = 24729896665440. Its totient is φ = 4025818860800.

The previous prime is 12221130211981. The next prime is 12221130212047. The reversal of 12221130212022 is 22021203112221.

It is a self number, because there is not a number n which added to its sum of digits gives 12221130212022.

It is a congruent number.

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, 5004333 + ... + 7034600.

It is an arithmetic number, because the mean of its divisors is an integer number (772809270795).

Almost surely, 2^{12221130212022} is an apocalyptic number.

12221130212022 is an abundant number, since it is smaller than the sum of its proper divisors (12508766453418).

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

12221130212022 is a wasteful number, since it uses less digits than its factorization.

12221130212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12040928.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12221130212022 its reverse (22021203112221), we get a palindrome (34242333324243).

The spelling of 12221130212022 in words is "twelve trillion, two hundred twenty-one billion, one hundred thirty million, two hundred twelve thousand, twenty-two".