1031323224212 has 6 divisors (see below), whose sum is σ = 1804815642378. Its totient is φ = 515661612104.

The previous prime is 1031323224157. The next prime is 1031323224233. The reversal of 1031323224212 is 2124223231301.

It can be written as a sum of positive squares in only one way, i.e., 641642652676 + 389680571536 = 801026^2 + 624244^2 .

It is a congruent number.

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, 128915403023 + ... + 128915403030.

It is an arithmetic number, because the mean of its divisors is an integer number (300802607063).

Almost surely, 2^{1031323224212} is an apocalyptic number.

It is an amenable number.

1031323224212 is a deficient number, since it is larger than the sum of its proper divisors (773492418166).

1031323224212 is a wasteful number, since it uses less digits than its factorization.

1031323224212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257830806057 (or 257830806055 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1031323224212 its reverse (2124223231301), we get a palindrome (3155546455513).

The spelling of 1031323224212 in words is "one trillion, thirty-one billion, three hundred twenty-three million, two hundred twenty-four thousand, two hundred twelve".