2201312323331 has 16 divisors (see below), whose sum is σ = 2419242795648. Its totient is φ = 1986353793600.

The previous prime is 2201312323321. The next prime is 2201312323367. The reversal of 2201312323331 is 1333232131022.

It is a de Polignac number, because none of the positive numbers 2^k-2201312323331 is a prime.

It is a super-2 number, since 2×2201312323331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201312323331.

It is not an unprimeable number, because it can be changed into a prime (2201312323321) 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 15 ways as a sum of consecutive naturals, for example, 13547036 + ... + 13708566.

It is an arithmetic number, because the mean of its divisors is an integer number (151202674728).

Almost surely, 2^{2201312323331} is an apocalyptic number.

2201312323331 is a deficient number, since it is larger than the sum of its proper divisors (217930472317).

2201312323331 is a wasteful number, since it uses less digits than its factorization.

2201312323331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170722.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2201312323331 its reverse (1333232131022), we get a palindrome (3534544454353).

The spelling of 2201312323331 in words is "two trillion, two hundred one billion, three hundred twelve million, three hundred twenty-three thousand, three hundred thirty-one".