121064625650012 has 48 divisors (see below), whose sum is σ = 232842151366272. Its totient is φ = 54621016649280.

The previous prime is 121064625650011. The next prime is 121064625650029. The reversal of 121064625650012 is 210056526460121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121064625650011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5374658 + ... + 16462569.

It is an arithmetic number, because the mean of its divisors is an integer number (4850878153464).

Almost surely, 2^{121064625650012} is an apocalyptic number.

It is an amenable number.

121064625650012 is a deficient number, since it is larger than the sum of its proper divisors (111777525716260).

121064625650012 is a wasteful number, since it uses less digits than its factorization.

121064625650012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21838178 (or 21838176 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 121064625650012 in words is "one hundred twenty-one trillion, sixty-four billion, six hundred twenty-five million, six hundred fifty thousand, twelve".