10133311021 has 4 divisors (see below), whose sum is σ = 10666643200. Its totient is φ = 9599978844.

The previous prime is 10133310977. The next prime is 10133311073. The reversal of 10133311021 is 12011333101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10133311021 - 2³¹ = 7985827373 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10133310986 and 10133311004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10133311621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266666061 + ... + 266666098.

It is an arithmetic number, because the mean of its divisors is an integer number (2666660800).

Almost surely, 2^10133311021 is an apocalyptic number.

It is an amenable number.

10133311021 is a deficient number, since it is larger than the sum of its proper divisors (533332179).

10133311021 is an equidigital number, since it uses as much as digits as its factorization.

10133311021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533332178.

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

Adding to 10133311021 its reverse (12011333101), we get a palindrome (22144644122).

The spelling of 10133311021 in words is "ten billion, one hundred thirty-three million, three hundred eleven thousand, twenty-one".