202113121021103 has 8 divisors (see below), whose sum is σ = 202918875722640. Its totient is φ = 201307370472000.

The previous prime is 202113121021081. The next prime is 202113121021109. The reversal of 202113121021103 is 301120121311202.

202113121021103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 202113121021103 - 2¹⁴ = 202113121004719 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 (202113121021109) 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, 128805683 + ... + 130365371.

It is an arithmetic number, because the mean of its divisors is an integer number (25364859465330).

Almost surely, 2^{202113121021103} is an apocalyptic number.

202113121021103 is a deficient number, since it is larger than the sum of its proper divisors (805754701537).

202113121021103 is a wasteful number, since it uses less digits than its factorization.

202113121021103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2076217.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 202113121021103 its reverse (301120121311202), we get a palindrome (503233242332305).

The spelling of 202113121021103 in words is "two hundred two trillion, one hundred thirteen billion, one hundred twenty-one million, twenty-one thousand, one hundred three".