1222003430121 has 32 divisors (see below), whose sum is σ = 1773350350848. Its totient is φ = 745374873600.

The previous prime is 1222003430113. The next prime is 1222003430143. The reversal of 1222003430121 is 1210343002221.

It is not a de Polignac number, because 1222003430121 - 2³ = 1222003430113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222003430621) 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 31 ways as a sum of consecutive naturals, for example, 1890621 + ... + 2453253.

It is an arithmetic number, because the mean of its divisors is an integer number (55417198464).

Almost surely, 2^{1222003430121} is an apocalyptic number.

It is an amenable number.

1222003430121 is a deficient number, since it is larger than the sum of its proper divisors (551346920727).

1222003430121 is a wasteful number, since it uses less digits than its factorization.

1222003430121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563841.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1222003430121 its reverse (1210343002221), we get a palindrome (2432346432342).

The spelling of 1222003430121 in words is "one trillion, two hundred twenty-two billion, three million, four hundred thirty thousand, one hundred twenty-one".