1022113221203 has 4 divisors (see below), whose sum is σ = 1024420474968. Its totient is φ = 1019805967440.

The previous prime is 1022113221197. The next prime is 1022113221221. The reversal of 1022113221203 is 3021223112201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022113221203 - 2²² = 1022109026899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022113221263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153626218 + ... + 1153627103.

It is an arithmetic number, because the mean of its divisors is an integer number (256105118742).

Almost surely, 2^{1022113221203} is an apocalyptic number.

1022113221203 is a deficient number, since it is larger than the sum of its proper divisors (2307253765).

1022113221203 is an equidigital number, since it uses as much as digits as its factorization.

1022113221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307253764.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1022113221203 its reverse (3021223112201), we get a palindrome (4043336333404).

The spelling of 1022113221203 in words is "one trillion, twenty-two billion, one hundred thirteen million, two hundred twenty-one thousand, two hundred three".