121321133132 has 6 divisors (see below), whose sum is σ = 212311982988. Its totient is φ = 60660566564.

The previous prime is 121321133113. The next prime is 121321133161. The reversal of 121321133132 is 231331123121.

It is a junction number, because it is equal to n+sod(n) for n = 121321133098 and 121321133107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165141638 + ... + 15165141645.

It is an arithmetic number, because the mean of its divisors is an integer number (35385330498).

Almost surely, 2^121321133132 is an apocalyptic number.

It is an amenable number.

121321133132 is a deficient number, since it is larger than the sum of its proper divisors (90990849856).

121321133132 is a wasteful number, since it uses less digits than its factorization.

121321133132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30330283287 (or 30330283285 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

Adding to 121321133132 its reverse (231331123121), we get a palindrome (352652256253).

The spelling of 121321133132 in words is "one hundred twenty-one billion, three hundred twenty-one million, one hundred thirty-three thousand, one hundred thirty-two".