2203664111312 has 20 divisors (see below), whose sum is σ = 4494314964480. Its totient is φ = 1043840894688.

The previous prime is 2203664111287. The next prime is 2203664111321. The reversal of 2203664111312 is 2131114663022.

It is a super-2 number, since 2×2203664111312² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 3624447248 + ... + 3624447855.

It is an arithmetic number, because the mean of its divisors is an integer number (224715748224).

Almost surely, 2^{2203664111312} is an apocalyptic number.

It is an amenable number.

2203664111312 is an abundant number, since it is smaller than the sum of its proper divisors (2290650853168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2203664111312 is a wasteful number, since it uses less digits than its factorization.

2203664111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7248895130 (or 7248895124 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 2203664111312 its reverse (2131114663022), we get a palindrome (4334778774334).

The spelling of 2203664111312 in words is "two trillion, two hundred three billion, six hundred sixty-four million, one hundred eleven thousand, three hundred twelve".