1031323031204 has 12 divisors (see below), whose sum is σ = 1804829779200. Its totient is φ = 515657380008.

The previous prime is 1031323031197. The next prime is 1031323031231. The reversal of 1031323031204 is 4021303231301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031323031204.

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 in 3 ways as a sum of consecutive naturals, for example, 434144 + ... + 1500375.

It is an arithmetic number, because the mean of its divisors is an integer number (150402481600).

Almost surely, 2^{1031323031204} is an apocalyptic number.

It is an amenable number.

1031323031204 is a deficient number, since it is larger than the sum of its proper divisors (773506747996).

1031323031204 is a wasteful number, since it uses less digits than its factorization.

1031323031204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067802 (or 2067800 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1031323031204 its reverse (4021303231301), we get a palindrome (5052626262505).

The spelling of 1031323031204 in words is "one trillion, thirty-one billion, three hundred twenty-three million, thirty-one thousand, two hundred four".