2201023131212 has 6 divisors (see below), whose sum is σ = 3851790479628. Its totient is φ = 1100511565604.

The previous prime is 2201023131173. The next prime is 2201023131227. The reversal of 2201023131212 is 2121313201022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275127891398 + ... + 275127891405.

It is an arithmetic number, because the mean of its divisors is an integer number (641965079938).

Almost surely, 2^{2201023131212} is an apocalyptic number.

It is an amenable number.

2201023131212 is a deficient number, since it is larger than the sum of its proper divisors (1650767348416).

2201023131212 is a wasteful number, since it uses less digits than its factorization.

2201023131212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550255782807 (or 550255782805 counting only the distinct ones).

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

Adding to 2201023131212 its reverse (2121313201022), we get a palindrome (4322336332234).

The spelling of 2201023131212 in words is "two trillion, two hundred one billion, twenty-three million, one hundred thirty-one thousand, two hundred twelve".