121134123343 has 8 divisors (see below), whose sum is σ = 121229017136. Its totient is φ = 121039272000.

The previous prime is 121134123317. The next prime is 121134123347. The reversal of 121134123343 is 343321431121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121134123343 - 2⁵ = 121134123311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121134123347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7726933 + ... + 7742593.

It is an arithmetic number, because the mean of its divisors is an integer number (15153627142).

Almost surely, 2^121134123343 is an apocalyptic number.

121134123343 is a deficient number, since it is larger than the sum of its proper divisors (94893793).

121134123343 is a wasteful number, since it uses less digits than its factorization.

121134123343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21225.

The product of its digits is 5184, while the sum is 28.

Adding to 121134123343 its reverse (343321431121), we get a palindrome (464455554464).

The spelling of 121134123343 in words is "one hundred twenty-one billion, one hundred thirty-four million, one hundred twenty-three thousand, three hundred forty-three".