121341534331 has 32 divisors (see below), whose sum is σ = 130121625600. Its totient is φ = 112949665920.

The previous prime is 121341534323. The next prime is 121341534361. The reversal of 121341534331 is 133435143121.

It is a cyclic number.

It is not a de Polignac number, because 121341534331 - 2³ = 121341534323 is a prime.

It is a super-2 number, since 2×121341534331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121341534293 and 121341534302.

It is not an unprimeable number, because it can be changed into a prime (121341534361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58252216 + ... + 58254298.

It is an arithmetic number, because the mean of its divisors is an integer number (4066300800).

Almost surely, 2^121341534331 is an apocalyptic number.

121341534331 is a deficient number, since it is larger than the sum of its proper divisors (8780091269).

121341534331 is a wasteful number, since it uses less digits than its factorization.

121341534331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779.

The product of its digits is 12960, while the sum is 31.

Adding to 121341534331 its reverse (133435143121), we get a palindrome (254776677452).

The spelling of 121341534331 in words is "one hundred twenty-one billion, three hundred forty-one million, five hundred thirty-four thousand, three hundred thirty-one".