10221220001003 has 16 divisors (see below), whose sum is σ = 11596778806272. Its totient is φ = 8927139060000.

The previous prime is 10221220000969. The next prime is 10221220001033. The reversal of 10221220001003 is 30010002212201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10221220001003 - 2¹² = 10221219996907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10221220001033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177096923 + ... + 177154628.

It is an arithmetic number, because the mean of its divisors is an integer number (724798675392).

Almost surely, 2^{10221220001003} is an apocalyptic number.

10221220001003 is a deficient number, since it is larger than the sum of its proper divisors (1375558805269).

10221220001003 is a wasteful number, since it uses less digits than its factorization.

10221220001003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354251666.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10221220001003 its reverse (30010002212201), we get a palindrome (40231222213204).

The spelling of 10221220001003 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, one thousand, three".