3131123002222 has 32 divisors (see below), whose sum is σ = 4863082406400. Its totient is φ = 1510819063200.

The previous prime is 3131123002211. The next prime is 3131123002331. The reversal of 3131123002222 is 2222003211313.

It is a junction number, because it is equal to n+sod(n) for n = 3131123002193 and 3131123002202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7013029 + ... + 7446127.

It is an arithmetic number, because the mean of its divisors is an integer number (151971325200).

Almost surely, 2^{3131123002222} is an apocalyptic number.

3131123002222 is a deficient number, since it is larger than the sum of its proper divisors (1731959404178).

3131123002222 is a wasteful number, since it uses less digits than its factorization.

3131123002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433936.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3131123002222 its reverse (2222003211313), we get a palindrome (5353126213535).

The spelling of 3131123002222 in words is "three trillion, one hundred thirty-one billion, one hundred twenty-three million, two thousand, two hundred twenty-two".