121310134676 has 6 divisors (see below), whose sum is σ = 212292735690. Its totient is φ = 60655067336.

The previous prime is 121310134667. The next prime is 121310134711. The reversal of 121310134676 is 676431013121.

121310134676 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 69542964100 + 51767170576 = 263710^2 + 227524^2 .

It is a super-2 number, since 2×121310134676² (a number of 23 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 as a sum of consecutive naturals, namely, 15163766831 + ... + 15163766838.

It is an arithmetic number, because the mean of its divisors is an integer number (35382122615).

Almost surely, 2^121310134676 is an apocalyptic number.

It is an amenable number.

121310134676 is a deficient number, since it is larger than the sum of its proper divisors (90982601014).

121310134676 is a wasteful number, since it uses less digits than its factorization.

121310134676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30327533673 (or 30327533671 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

Adding to 121310134676 its reverse (676431013121), we get a palindrome (797741147797).

The spelling of 121310134676 in words is "one hundred twenty-one billion, three hundred ten million, one hundred thirty-four thousand, six hundred seventy-six".