10011133231 has 48 divisors (see below), whose sum is σ = 11798503200. Its totient is φ = 8421408000.

The previous prime is 10011133201. The next prime is 10011133241. The reversal of 10011133231 is 13233111001.

10011133231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10011133231 - 2¹⁹ = 10010608943 is a prime.

It is a super-2 number, since 2×10011133231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011133201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43716625 + ... + 43716853.

It is an arithmetic number, because the mean of its divisors is an integer number (245802150).

Almost surely, 2^10011133231 is an apocalyptic number.

10011133231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10011133231 is a deficient number, since it is larger than the sum of its proper divisors (1787369969).

10011133231 is a wasteful number, since it uses less digits than its factorization.

10011133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 10011133231 its reverse (13233111001), we get a palindrome (23244244232).

The spelling of 10011133231 in words is "ten billion, eleven million, one hundred thirty-three thousand, two hundred thirty-one".