121310134343124 has 96 divisors (see below), whose sum is σ = 298402292496000. Its totient is φ = 38250938105856.

The previous prime is 121310134343119. The next prime is 121310134343179. The reversal of 121310134343124 is 421343431013121.

It is a happy number.

121310134343124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121310134343124² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 903418662 + ... + 903552930.

It is an arithmetic number, because the mean of its divisors is an integer number (3108357213500).

Almost surely, 2^{121310134343124} is an apocalyptic number.

It is an amenable number.

121310134343124 is an abundant number, since it is smaller than the sum of its proper divisors (177092158152876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121310134343124 is a wasteful number, since it uses less digits than its factorization.

121310134343124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140217 (or 140215 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 121310134343124 its reverse (421343431013121), we get a palindrome (542653565356245).

The spelling of 121310134343124 in words is "one hundred twenty-one trillion, three hundred ten billion, one hundred thirty-four million, three hundred forty-three thousand, one hundred twenty-four".