2031223444004 has 24 divisors (see below), whose sum is σ = 3587054525208. Its totient is φ = 1006355517440.

The previous prime is 2031223443863. The next prime is 2031223444049. The reversal of 2031223444004 is 4004443221302.

It can be written as a sum of positive squares in 4 ways, for example, as 109806076900 + 1921417367104 = 331370^2 + 1386152^2 .

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 7 ways as a sum of consecutive naturals, for example, 1102544 + ... + 2297400.

It is an arithmetic number, because the mean of its divisors is an integer number (149460605217).

Almost surely, 2^{2031223444004} is an apocalyptic number.

It is an amenable number.

2031223444004 is a deficient number, since it is larger than the sum of its proper divisors (1555831081204).

2031223444004 is a wasteful number, since it uses less digits than its factorization.

2031223444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198735 (or 1198733 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 2031223444004 its reverse (4004443221302), we get a palindrome (6035666665306).

The spelling of 2031223444004 in words is "two trillion, thirty-one billion, two hundred twenty-three million, four hundred forty-four thousand, four".