121314703105 has 4 divisors (see below), whose sum is σ = 145577643732. Its totient is φ = 97051762480.

The previous prime is 121314703073. The next prime is 121314703121. The reversal of 121314703105 is 501307413121.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32758466049 + 88556237056 = 180993^2 + 297584^2 .

It is not a de Polignac number, because 121314703105 - 2⁵ = 121314703073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12131470306 + ... + 12131470315.

It is an arithmetic number, because the mean of its divisors is an integer number (36394410933).

Almost surely, 2^121314703105 is an apocalyptic number.

It is an amenable number.

121314703105 is a deficient number, since it is larger than the sum of its proper divisors (24262940627).

121314703105 is an equidigital number, since it uses as much as digits as its factorization.

121314703105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24262940626.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 121314703105 in words is "one hundred twenty-one billion, three hundred fourteen million, seven hundred three thousand, one hundred five".