121343000233131 has 24 divisors (see below), whose sum is σ = 180946607901696. Its totient is φ = 78277407862320.

The previous prime is 121343000233061. The next prime is 121343000233163. The reversal of 121343000233131 is 131332000343121.

121343000233131 is a `hidden beast` number, since 1 + 2 + 1 + 343 + 0 + 0 + 0 + 2 + 3 + 313 + 1 = 666.

It is not a de Polignac number, because 121343000233131 - 2¹¹ = 121343000231083 is a prime.

It is a super-2 number, since 2×121343000233131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121343000233095 and 121343000233104.

It is not an unprimeable number, because it can be changed into a prime (121343000237131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20724055 + ... + 25926288.

It is an arithmetic number, because the mean of its divisors is an integer number (7539441995904).

Almost surely, 2^{121343000233131} is an apocalyptic number.

121343000233131 is a deficient number, since it is larger than the sum of its proper divisors (59603607668565).

121343000233131 is a wasteful number, since it uses less digits than its factorization.

121343000233131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46659703 (or 46659700 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 121343000233131 its reverse (131332000343121), we get a palindrome (252675000576252).

The spelling of 121343000233131 in words is "one hundred twenty-one trillion, three hundred forty-three billion, two hundred thirty-three thousand, one hundred thirty-one".