100033323231 has 32 divisors (see below), whose sum is σ = 145873728000. Its totient is φ = 60733749888.

The previous prime is 100033323217. The next prime is 100033323251. The reversal of 100033323231 is 132323330001.

It is not a de Polignac number, because 100033323231 - 2¹¹ = 100033321183 is a prime.

It is a super-2 number, since 2×100033323231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100033323198 and 100033323207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100033323251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246406 + ... + 510668.

It is an arithmetic number, because the mean of its divisors is an integer number (4558554000).

Almost surely, 2^100033323231 is an apocalyptic number.

100033323231 is a deficient number, since it is larger than the sum of its proper divisors (45840404769).

100033323231 is a wasteful number, since it uses less digits than its factorization.

100033323231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264543.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 100033323231 its reverse (132323330001), we get a palindrome (232356653232).

The spelling of 100033323231 in words is "one hundred billion, thirty-three million, three hundred twenty-three thousand, two hundred thirty-one".