2131203023222 has 64 divisors (see below), whose sum is σ = 4038775824384. Its totient is φ = 820859132160.

The previous prime is 2131203023171. The next prime is 2131203023237. The reversal of 2131203023222 is 2223203021312.

It is a super-2 number, since 2×2131203023222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3340763 + ... + 3927225.

It is an arithmetic number, because the mean of its divisors is an integer number (63105872256).

Almost surely, 2^{2131203023222} is an apocalyptic number.

2131203023222 is a deficient number, since it is larger than the sum of its proper divisors (1907572801162).

2131203023222 is a wasteful number, since it uses less digits than its factorization.

2131203023222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587013.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2131203023222 its reverse (2223203021312), we get a palindrome (4354406044534).

The spelling of 2131203023222 in words is "two trillion, one hundred thirty-one billion, two hundred three million, twenty-three thousand, two hundred twenty-two".