2113223121203 has 8 divisors (see below), whose sum is σ = 2236735147920. Its totient is φ = 1990940070240.

The previous prime is 2113223121083. The next prime is 2113223121223. The reversal of 2113223121203 is 3021213223112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113223121203 - 2¹⁶ = 2113223055667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113223121223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307240400 + ... + 307247277.

It is an arithmetic number, because the mean of its divisors is an integer number (279591893490).

Almost surely, 2^{2113223121203} is an apocalyptic number.

2113223121203 is a deficient number, since it is larger than the sum of its proper divisors (123512026717).

2113223121203 is a wasteful number, since it uses less digits than its factorization.

2113223121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614487877.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2113223121203 its reverse (3021213223112), we get a palindrome (5134436344315).

The spelling of 2113223121203 in words is "two trillion, one hundred thirteen billion, two hundred twenty-three million, one hundred twenty-one thousand, two hundred three".