1001113402444 has 48 divisors (see below), whose sum is σ = 1925034854400. Its totient is φ = 453758025600.

The previous prime is 1001113402439. The next prime is 1001113402447. The reversal of 1001113402444 is 4442043111001.

It is not an unprimeable number, because it can be changed into a prime (1001113402447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2177512 + ... + 2596879.

It is an arithmetic number, because the mean of its divisors is an integer number (40104892800).

Almost surely, 2^{1001113402444} is an apocalyptic number.

It is an amenable number.

1001113402444 is a deficient number, since it is larger than the sum of its proper divisors (923921451956).

1001113402444 is a wasteful number, since it uses less digits than its factorization.

1001113402444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774534 (or 4774532 counting only the distinct ones).

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

Adding to 1001113402444 its reverse (4442043111001), we get a palindrome (5443156513445).

The spelling of 1001113402444 in words is "one trillion, one billion, one hundred thirteen million, four hundred two thousand, four hundred forty-four".