2021310133 has 8 divisors (see below), whose sum is σ = 2031814400. Its totient is φ = 2010819168.

The previous prime is 2021310107. The next prime is 2021310163. The reversal of 2021310133 is 3310131202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2021310133 - 2⁵ = 2021310101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021310163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463678 + ... + 468016.

It is an arithmetic number, because the mean of its divisors is an integer number (253976800).

Almost surely, 2^2021310133 is an apocalyptic number.

It is an amenable number.

2021310133 is a deficient number, since it is larger than the sum of its proper divisors (10504267).

2021310133 is a wasteful number, since it uses less digits than its factorization.

2021310133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6651.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2021310133 is about 44958.9827843113. The cubic root of 2021310133 is about 1264.3800975695.

Adding to 2021310133 its reverse (3310131202), we get a palindrome (5331441335).

The spelling of 2021310133 in words is "two billion, twenty-one million, three hundred ten thousand, one hundred thirty-three".