12202111001222 has 24 divisors (see below), whose sum is σ = 20071136957976. Its totient is φ = 5544164011904.

The previous prime is 12202111001161. The next prime is 12202111001323. The reversal of 12202111001222 is 22210011120221.

It is a super-2 number, since 2×12202111001222² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 12202111001222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213339788 + ... + 213396975.

It is an arithmetic number, because the mean of its divisors is an integer number (836297373249).

Almost surely, 2^{12202111001222} is an apocalyptic number.

12202111001222 is a deficient number, since it is larger than the sum of its proper divisors (7869025956754).

12202111001222 is a wasteful number, since it uses less digits than its factorization.

12202111001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426736840 (or 426736811 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12202111001222 its reverse (22210011120221), we get a palindrome (34412122121443).

The spelling of 12202111001222 in words is "twelve trillion, two hundred two billion, one hundred eleven million, one thousand, two hundred twenty-two".