12122112212022 has 16 divisors (see below), whose sum is σ = 24244269232320. Its totient is φ = 4040696602632.

The previous prime is 12122112211987. The next prime is 12122112212053. The reversal of 12122112212022 is 22021221122121.

It is a self number, because there is not a number n which added to its sum of digits gives 12122112212022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2400129 + ... + 5477667.

It is an arithmetic number, because the mean of its divisors is an integer number (1515266827020).

Almost surely, 2^{12122112212022} is an apocalyptic number.

12122112212022 is an abundant number, since it is smaller than the sum of its proper divisors (12122157020298).

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

12122112212022 is a wasteful number, since it uses less digits than its factorization.

12122112212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734027.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 12122112212022 its reverse (22021221122121), we get a palindrome (34143333334143).

The spelling of 12122112212022 in words is "twelve trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twelve thousand, twenty-two".