1222012221022 has 8 divisors (see below), whose sum is σ = 1835245573776. Its totient is φ = 610263696432.

The previous prime is 1222012221011. The next prime is 1222012221049. The reversal of 1222012221022 is 2201222102221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371204983 + ... + 371208274.

It is an arithmetic number, because the mean of its divisors is an integer number (229405696722).

Almost surely, 2^{1222012221022} is an apocalyptic number.

1222012221022 is a deficient number, since it is larger than the sum of its proper divisors (613233352754).

1222012221022 is an equidigital number, since it uses as much as digits as its factorization.

1222012221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742414082.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1222012221022 its reverse (2201222102221), we get a palindrome (3423234323243).

The spelling of 1222012221022 in words is "one trillion, two hundred twenty-two billion, twelve million, two hundred twenty-one thousand, twenty-two".