121002002030103 has 16 divisors (see below), whose sum is σ = 170776127548800. Its totient is φ = 75995376746400.

The previous prime is 121002002030101. The next prime is 121002002030149. The reversal of 121002002030103 is 301030200200121.

It is not a de Polignac number, because 121002002030103 - 2¹ = 121002002030101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121002002030101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5929716448 + ... + 5929736853.

It is an arithmetic number, because the mean of its divisors is an integer number (10673507971800).

Almost surely, 2^{121002002030103} is an apocalyptic number.

121002002030103 is a deficient number, since it is larger than the sum of its proper divisors (49774125518697).

121002002030103 is a wasteful number, since it uses less digits than its factorization.

121002002030103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11859453502.

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

Adding to 121002002030103 its reverse (301030200200121), we get a palindrome (422032202230224).

The spelling of 121002002030103 in words is "one hundred twenty-one trillion, two billion, two million, thirty thousand, one hundred three".