121301322032103 has 4 divisors (see below), whose sum is σ = 161735096042808. Its totient is φ = 80867548021400.

The previous prime is 121301322032089. The next prime is 121301322032179. The reversal of 121301322032103 is 301230223103121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121301322032103 - 2⁶ = 121301322032039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121301322032603) 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, 20216887005348 + ... + 20216887005353.

It is an arithmetic number, because the mean of its divisors is an integer number (40433774010702).

Almost surely, 2^{121301322032103} is an apocalyptic number.

121301322032103 is a deficient number, since it is larger than the sum of its proper divisors (40433774010705).

121301322032103 is an equidigital number, since it uses as much as digits as its factorization.

121301322032103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40433774010704.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 121301322032103 its reverse (301230223103121), we get a palindrome (422531545135224).

The spelling of 121301322032103 in words is "one hundred twenty-one trillion, three hundred one billion, three hundred twenty-two million, thirty-two thousand, one hundred three".