121303412433131 has 4 divisors (see below), whose sum is σ = 121358029010064. Its totient is φ = 121248795856200.

The previous prime is 121303412433023. The next prime is 121303412433157. The reversal of 121303412433131 is 131334214303121.

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 121303412433131 - 2¹⁰ = 121303412432107 is a prime.

It is a super-2 number, since 2×121303412433131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121303412463131) 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, 27308285135 + ... + 27308289576.

It is an arithmetic number, because the mean of its divisors is an integer number (30339507252516).

Almost surely, 2^{121303412433131} is an apocalyptic number.

121303412433131 is a deficient number, since it is larger than the sum of its proper divisors (54616576933).

121303412433131 is an equidigital number, since it uses as much as digits as its factorization.

121303412433131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54616576932.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 121303412433131 its reverse (131334214303121), we get a palindrome (252637626736252).

The spelling of 121303412433131 in words is "one hundred twenty-one trillion, three hundred three billion, four hundred twelve million, four hundred thirty-three thousand, one hundred thirty-one".