20202232033 has 4 divisors (see below), whose sum is σ = 20204475588. Its totient is φ = 20199988480.

The previous prime is 20202232003. The next prime is 20202232051. The reversal of 20202232033 is 33023220202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12576052449 + 7626179584 = 112143^2 + 87328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20202232033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20202232033.

It is not an unprimeable number, because it can be changed into a prime (20202232003) 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, 1108216 + ... + 1126297.

It is an arithmetic number, because the mean of its divisors is an integer number (5051118897).

Almost surely, 2^20202232033 is an apocalyptic number.

It is an amenable number.

20202232033 is a deficient number, since it is larger than the sum of its proper divisors (2243555).

20202232033 is an equidigital number, since it uses as much as digits as its factorization.

20202232033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243554.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20202232033 its reverse (33023220202), we get a palindrome (53225452235).

The spelling of 20202232033 in words is "twenty billion, two hundred two million, two hundred thirty-two thousand, thirty-three".