2203214021121 has 4 divisors (see below), whose sum is σ = 2937618694832. Its totient is φ = 1468809347412.

The previous prime is 2203214021077. The next prime is 2203214021123. The reversal of 2203214021121 is 1211204123022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2203214021121 - 2¹¹ = 2203214019073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203214021123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 367202336851 + ... + 367202336856.

It is an arithmetic number, because the mean of its divisors is an integer number (734404673708).

Almost surely, 2^{2203214021121} is an apocalyptic number.

It is an amenable number.

2203214021121 is a deficient number, since it is larger than the sum of its proper divisors (734404673711).

2203214021121 is an equidigital number, since it uses as much as digits as its factorization.

2203214021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734404673710.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2203214021121 its reverse (1211204123022), we get a palindrome (3414418144143).

The spelling of 2203214021121 in words is "two trillion, two hundred three billion, two hundred fourteen million, twenty-one thousand, one hundred twenty-one".