12202122022222 has 32 divisors (see below), whose sum is σ = 21073465987200. Its totient is φ = 5240638116000.

The previous prime is 12202122022219. The next prime is 12202122022283. The reversal of 12202122022222 is 22222022120221.

It is a super-2 number, since 2×12202122022222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12202122022193 and 12202122022202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38353029 + ... + 38669872.

It is an arithmetic number, because the mean of its divisors is an integer number (658545812100).

Almost surely, 2^{12202122022222} is an apocalyptic number.

12202122022222 is a deficient number, since it is larger than the sum of its proper divisors (8871343964978).

12202122022222 is a wasteful number, since it uses less digits than its factorization.

12202122022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77023312.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12202122022222 its reverse (22222022120221), we get a palindrome (34424144142443).

The spelling of 12202122022222 in words is "twelve trillion, two hundred two billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-two".