202121030000103 has 8 divisors (see below), whose sum is σ = 269495803830000. Its totient is φ = 134746804751808.

The previous prime is 202121030000069. The next prime is 202121030000147. The reversal of 202121030000103 is 301000030121202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202121030000103 - 2⁶ = 202121030000039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202121030000003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136284928 + ... + 137760021.

It is an arithmetic number, because the mean of its divisors is an integer number (33686975478750).

Almost surely, 2^{202121030000103} is an apocalyptic number.

202121030000103 is a deficient number, since it is larger than the sum of its proper divisors (67374773829897).

202121030000103 is a wasteful number, since it uses less digits than its factorization.

202121030000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274290801.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 202121030000103 its reverse (301000030121202), we get a palindrome (503121060121305).

The spelling of 202121030000103 in words is "two hundred two trillion, one hundred twenty-one billion, thirty million, one hundred three", and thus it is an aban number.