1031322220004 has 12 divisors (see below), whose sum is σ = 1808430750000. Its totient is φ = 514627720008.

The previous prime is 1031322219973. The next prime is 1031322220009. The reversal of 1031322220004 is 4000222231301.

1031322220004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1031322220009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258345254 + ... + 258349245.

It is an arithmetic number, because the mean of its divisors is an integer number (150702562500).

Almost surely, 2^{1031322220004} is an apocalyptic number.

It is an amenable number.

1031322220004 is a deficient number, since it is larger than the sum of its proper divisors (777108529996).

1031322220004 is a wasteful number, since it uses less digits than its factorization.

1031322220004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516695002 (or 516695000 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1031322220004 its reverse (4000222231301), we get a palindrome (5031544451305).

The spelling of 1031322220004 in words is "one trillion, thirty-one billion, three hundred twenty-two million, two hundred twenty thousand, four".