1001231320132 has 6 divisors (see below), whose sum is σ = 1752154810238. Its totient is φ = 500615660064.

The previous prime is 1001231320093. The next prime is 1001231320147. The reversal of 1001231320132 is 2310231321001.

It can be written as a sum of positive squares in only one way, i.e., 983476823616 + 17754496516 = 991704^2 + 133246^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125153915013 + ... + 125153915020.

Almost surely, 2^{1001231320132} is an apocalyptic number.

It is an amenable number.

1001231320132 is a deficient number, since it is larger than the sum of its proper divisors (750923490106).

1001231320132 is a wasteful number, since it uses less digits than its factorization.

1001231320132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250307830037 (or 250307830035 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1001231320132 its reverse (2310231321001), we get a palindrome (3311462641133).

The spelling of 1001231320132 in words is "one trillion, one billion, two hundred thirty-one million, three hundred twenty thousand, one hundred thirty-two".