2203202112311 has 4 divisors (see below), whose sum is σ = 2274273148224. Its totient is φ = 2132131076400.

The previous prime is 2203202112283. The next prime is 2203202112313. The reversal of 2203202112311 is 1132112023022.

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 2203202112311 - 2⁶ = 2203202112247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203202112313) 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, 35535517910 + ... + 35535517971.

It is an arithmetic number, because the mean of its divisors is an integer number (568568287056).

Almost surely, 2^{2203202112311} is an apocalyptic number.

2203202112311 is a deficient number, since it is larger than the sum of its proper divisors (71071035913).

2203202112311 is an equidigital number, since it uses as much as digits as its factorization.

2203202112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71071035912.

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

Adding to 2203202112311 its reverse (1132112023022), we get a palindrome (3335314135333).

The spelling of 2203202112311 in words is "two trillion, two hundred three billion, two hundred two million, one hundred twelve thousand, three hundred eleven".