2033313021 has 6 divisors (see below), whose sum is σ = 2937007710. Its totient is φ = 1355542008.

The previous prime is 2033313017. The next prime is 2033313043. The reversal of 2033313021 is 1203133302.

It can be written as a sum of positive squares in only one way, i.e., 1266576921 + 766736100 = 35589^2 + 27690^2 .

It is not a de Polignac number, because 2033313021 - 2² = 2033313017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2033312985 and 2033313003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2033313071) 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 5 ways as a sum of consecutive naturals, for example, 112961826 + ... + 112961843.

It is an arithmetic number, because the mean of its divisors is an integer number (489501285).

Almost surely, 2^2033313021 is an apocalyptic number.

It is an amenable number.

2033313021 is a deficient number, since it is larger than the sum of its proper divisors (903694689).

2033313021 is a wasteful number, since it uses less digits than its factorization.

2033313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225923675 (or 225923672 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 2033313021 is about 45092.2722980335. The cubic root of 2033313021 is about 1266.8778623455.

Adding to 2033313021 its reverse (1203133302), we get a palindrome (3236446323).

The spelling of 2033313021 in words is "two billion, thirty-three million, three hundred thirteen thousand, twenty-one".