1001011120233 has 32 divisors (see below), whose sum is σ = 1348324876800. Its totient is φ = 660563097600.

The previous prime is 1001011120217. The next prime is 1001011120301. The reversal of 1001011120233 is 3320211101001.

It is a happy number.

It is not a de Polignac number, because 1001011120233 - 2⁴ = 1001011120217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001011120033) 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 31 ways as a sum of consecutive naturals, for example, 98316403 + ... + 98326583.

It is an arithmetic number, because the mean of its divisors is an integer number (42135152400).

Almost surely, 2^{1001011120233} is an apocalyptic number.

It is an amenable number.

1001011120233 is a deficient number, since it is larger than the sum of its proper divisors (347313756567).

1001011120233 is a wasteful number, since it uses less digits than its factorization.

1001011120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11233.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1001011120233 its reverse (3320211101001), we get a palindrome (4321222221234).

The spelling of 1001011120233 in words is "one trillion, one billion, eleven million, one hundred twenty thousand, two hundred thirty-three".