20203040234033 has 4 divisors (see below), whose sum is σ = 20203129202688. Its totient is φ = 20202951265380.

The previous prime is 20203040234023. The next prime is 20203040234059. The reversal of 20203040234033 is 33043204030202.

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 20203040234033 - 2¹⁴ = 20203040217649 is a prime.

It is a super-2 number, since 2×20203040234033² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20203040233993 and 20203040234011.

It is not an unprimeable number, because it can be changed into a prime (20203040234023) 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, 44142833 + ... + 44598158.

It is an arithmetic number, because the mean of its divisors is an integer number (5050782300672).

Almost surely, 2^{20203040234033} is an apocalyptic number.

It is an amenable number.

20203040234033 is a deficient number, since it is larger than the sum of its proper divisors (88968655).

20203040234033 is an equidigital number, since it uses as much as digits as its factorization.

20203040234033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88968654.

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 20203040234033 its reverse (33043204030202), we get a palindrome (53246244264235).

The spelling of 20203040234033 in words is "twenty trillion, two hundred three billion, forty million, two hundred thirty-four thousand, thirty-three".