2202103000121 has 4 divisors (see below), whose sum is σ = 2203122022644. Its totient is φ = 2201083977600.

The previous prime is 2202103000073. The next prime is 2202103000129. The reversal of 2202103000121 is 1210003012022.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 627105610000 + 1574997390121 = 791900^2 + 1254989^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202103000121 - 2¹⁰ = 2202102999097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202103000096 and 2202103000105.

It is not an unprimeable number, because it can be changed into a prime (2202103000129) 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 3 ways as a sum of consecutive naturals, for example, 509508020 + ... + 509512341.

It is an arithmetic number, because the mean of its divisors is an integer number (550780505661).

Almost surely, 2^{2202103000121} is an apocalyptic number.

It is an amenable number.

2202103000121 is a deficient number, since it is larger than the sum of its proper divisors (1019022523).

2202103000121 is a wasteful number, since it uses less digits than its factorization.

2202103000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019022522.

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

Adding to 2202103000121 its reverse (1210003012022), we get a palindrome (3412106012143).

The spelling of 2202103000121 in words is "two trillion, two hundred two billion, one hundred three million, one hundred twenty-one", and thus it is an aban number.