20202121033103 has 8 divisors (see below), whose sum is σ = 20247465283200. Its totient is φ = 20156778342400.

The previous prime is 20202121033069. The next prime is 20202121033153. The reversal of 20202121033103 is 30133012120202.

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 20202121033103 - 2²⁴ = 20202104255887 is a prime.

It is a super-2 number, since 2×20202121033103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202121033153) 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, 27839426 + ... + 28555872.

It is an arithmetic number, because the mean of its divisors is an integer number (2530933160400).

Almost surely, 2^{20202121033103} is an apocalyptic number.

20202121033103 is a deficient number, since it is larger than the sum of its proper divisors (45344250097).

20202121033103 is an equidigital number, since it uses as much as digits as its factorization.

20202121033103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779697.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20202121033103 its reverse (30133012120202), we get a palindrome (50335133153305).

The spelling of 20202121033103 in words is "twenty trillion, two hundred two billion, one hundred twenty-one million, thirty-three thousand, one hundred three".