1001231000233 has 16 divisors (see below), whose sum is σ = 1027301667840. Its totient is φ = 975362925376.

The previous prime is 1001231000173. The next prime is 1001231000257. The reversal of 1001231000233 is 3320001321001.

It is a cyclic number.

It is not a de Polignac number, because 1001231000233 - 2¹⁷ = 1001230869161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001231004233) 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, 24838491 + ... + 24878767.

It is an arithmetic number, because the mean of its divisors is an integer number (64206354240).

Almost surely, 2^{1001231000233} is an apocalyptic number.

It is an amenable number.

1001231000233 is a deficient number, since it is larger than the sum of its proper divisors (26070667607).

1001231000233 is a wasteful number, since it uses less digits than its factorization.

1001231000233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42776.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1001231000233 its reverse (3320001321001), we get a palindrome (4321232321234).

The spelling of 1001231000233 in words is "one trillion, one billion, two hundred thirty-one million, two hundred thirty-three", and thus it is an aban number.