12212022202122 has 16 divisors (see below), whose sum is σ = 25709520425760. Its totient is φ = 3856428063792.

The previous prime is 12212022202117. The next prime is 12212022202123. The reversal of 12212022202122 is 22120222021221.

It is not an unprimeable number, because it can be changed into a prime (12212022202123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53561500773 + ... + 53561501000.

It is an arithmetic number, because the mean of its divisors is an integer number (1606845026610).

Almost surely, 2^{12212022202122} is an apocalyptic number.

12212022202122 is an abundant number, since it is smaller than the sum of its proper divisors (13497498223638).

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

12212022202122 is a wasteful number, since it uses less digits than its factorization.

12212022202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107123001797.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12212022202122 its reverse (22120222021221), we get a palindrome (34332244223343).

The spelling of 12212022202122 in words is "twelve trillion, two hundred twelve billion, twenty-two million, two hundred two thousand, one hundred twenty-two".