10222211222212 has 48 divisors (see below), whose sum is σ = 19999599217920. Its totient is φ = 4531206214400.

The previous prime is 10222211222173. The next prime is 10222211222219. The reversal of 10222211222212 is 21222211222201.

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

It is not an unprimeable number, because it can be changed into a prime (10222211222219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3049989 + ... + 5454067.

It is an arithmetic number, because the mean of its divisors is an integer number (416658317040).

Almost surely, 2^{10222211222212} is an apocalyptic number.

It is an amenable number.

10222211222212 is a deficient number, since it is larger than the sum of its proper divisors (9777387995708).

10222211222212 is a wasteful number, since it uses less digits than its factorization.

10222211222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406492 (or 2406490 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 10222211222212 its reverse (21222211222201), we get a palindrome (31444422444413).

The spelling of 10222211222212 in words is "ten trillion, two hundred twenty-two billion, two hundred eleven million, two hundred twenty-two thousand, two hundred twelve".