2221030121203 has 4 divisors (see below), whose sum is σ = 2351678951880. Its totient is φ = 2090381290528.

The previous prime is 2221030121143. The next prime is 2221030121213. The reversal of 2221030121203 is 3021210301222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2221030121203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221030121213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65324415313 + ... + 65324415346.

It is an arithmetic number, because the mean of its divisors is an integer number (587919737970).

Almost surely, 2^{2221030121203} is an apocalyptic number.

2221030121203 is a deficient number, since it is larger than the sum of its proper divisors (130648830677).

2221030121203 is a wasteful number, since it uses less digits than its factorization.

2221030121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130648830676.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2221030121203 its reverse (3021210301222), we get a palindrome (5242240422425).

The spelling of 2221030121203 in words is "two trillion, two hundred twenty-one billion, thirty million, one hundred twenty-one thousand, two hundred three".