121131311213032 has 16 divisors (see below), whose sum is σ = 227121394500000. Its totient is φ = 60565606013040.

The previous prime is 121131311212949. The next prime is 121131311213111. The reversal of 121131311213032 is 230312113131121.

It is a junction number, because it is equal to n+sod(n) for n = 121131311212988 and 121131311213006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5474469 + ... + 16499467.

It is an arithmetic number, because the mean of its divisors is an integer number (14195087156250).

Almost surely, 2^{121131311213032} is an apocalyptic number.

It is an amenable number.

121131311213032 is a deficient number, since it is larger than the sum of its proper divisors (105990083286968).

121131311213032 is a wasteful number, since it uses less digits than its factorization.

121131311213032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12398376 (or 12398372 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 121131311213032 its reverse (230312113131121), we get a palindrome (351443424344153).

The spelling of 121131311213032 in words is "one hundred twenty-one trillion, one hundred thirty-one billion, three hundred eleven million, two hundred thirteen thousand, thirty-two".