121323141323121 has 128 divisors (see below), whose sum is σ = 174413574881280. Its totient is φ = 74873030400000.

The previous prime is 121323141323119. The next prime is 121323141323183.

121323141323121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 121323141323121 - 2¹ = 121323141323119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121323141327121) 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 127 ways as a sum of consecutive naturals, for example, 27629954836 + ... + 27629959226.

It is an arithmetic number, because the mean of its divisors is an integer number (1362606053760).

Almost surely, 2^{121323141323121} is an apocalyptic number.

It is an amenable number.

121323141323121 is a deficient number, since it is larger than the sum of its proper divisors (53090433558159).

121323141323121 is a wasteful number, since it uses less digits than its factorization.

121323141323121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119.

The product of its digits is 5184, while the sum is 30.

The spelling of 121323141323121 in words is "one hundred twenty-one trillion, three hundred twenty-three billion, one hundred forty-one million, three hundred twenty-three thousand, one hundred twenty-one".