10113333021 has 24 divisors (see below), whose sum is σ = 15957331104. Its totient is φ = 6121150560.

The previous prime is 10113333001. The next prime is 10113333037. The reversal of 10113333021 is 12033331101.

It is a happy number.

It is not a de Polignac number, because 10113333021 - 2⁵ = 10113332989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10113332985 and 10113333003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10113333001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7470 + ... + 142416.

It is an arithmetic number, because the mean of its divisors is an integer number (664888796).

Almost surely, 2^10113333021 is an apocalyptic number.

10113333021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10113333021 is a deficient number, since it is larger than the sum of its proper divisors (5843998083).

10113333021 is a wasteful number, since it uses less digits than its factorization.

10113333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135721 (or 135718 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 10113333021 its reverse (12033331101), we get a palindrome (22146664122).

The spelling of 10113333021 in words is "ten billion, one hundred thirteen million, three hundred thirty-three thousand, twenty-one".