1000001101233 has 24 divisors (see below), whose sum is σ = 1413514437888. Its totient is φ = 628747295328.

The previous prime is 1000001101129. The next prime is 1000001101261. The reversal of 1000001101233 is 3321011000001.

It is not a de Polignac number, because 1000001101233 - 2¹³ = 1000001093041 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1000001111233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1828810 + ... + 2311827.

It is an arithmetic number, because the mean of its divisors is an integer number (58896434912).

Almost surely, 2^{1000001101233} is an apocalyptic number.

It is an amenable number.

1000001101233 is a deficient number, since it is larger than the sum of its proper divisors (413513336655).

1000001101233 is a wasteful number, since it uses less digits than its factorization.

1000001101233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140901 (or 4140882 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 1000001101233 its reverse (3321011000001), we get a palindrome (4321012101234).

The spelling of 1000001101233 in words is "one trillion, one million, one hundred one thousand, two hundred thirty-three".