1001231142244 has 12 divisors (see below), whose sum is σ = 1752358085100. Its totient is φ = 500557403648.

The previous prime is 1001231142071. The next prime is 1001231142257. The reversal of 1001231142244 is 4422411321001.

It can be written as a sum of positive squares in 2 ways, for example, as 318231374400 + 682999767844 = 564120^2 + 826438^2 .

It is a super-2 number, since 2×1001231142244² (a number of 25 digits) contains 22 as substring.

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, 14503129 + ... + 14572000.

It is an arithmetic number, because the mean of its divisors is an integer number (146029840425).

Almost surely, 2^{1001231142244} is an apocalyptic number.

It is an amenable number.

1001231142244 is a deficient number, since it is larger than the sum of its proper divisors (751126942856).

1001231142244 is a wasteful number, since it uses less digits than its factorization.

1001231142244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29083742 (or 29083740 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1001231142244 its reverse (4422411321001), we get a palindrome (5423642463245).

The spelling of 1001231142244 in words is "one trillion, one billion, two hundred thirty-one million, one hundred forty-two thousand, two hundred forty-four".