1222012010022 has 96 divisors (see below), whose sum is σ = 2534492268000. Its totient is φ = 392754894336.

The previous prime is 1222012009991. The next prime is 1222012010027. The reversal of 1222012010022 is 2200102102221.

It is a junction number, because it is equal to n+sod(n) for n = 1222012009983 and 1222012010010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222012010027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 354307354 + ... + 354310802.

It is an arithmetic number, because the mean of its divisors is an integer number (26400961125).

Almost surely, 2^{1222012010022} is an apocalyptic number.

1222012010022 is an abundant number, since it is smaller than the sum of its proper divisors (1312480257978).

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

1222012010022 is a wasteful number, since it uses less digits than its factorization.

1222012010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942 (or 3899 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222012010022 its reverse (2200102102221), we get a palindrome (3422114112243).

The spelling of 1222012010022 in words is "one trillion, two hundred twenty-two billion, twelve million, ten thousand, twenty-two".