121353510052164 has 24 divisors (see below), whose sum is σ = 304939589362240. Its totient is φ = 37339541554464.

The previous prime is 121353510052147. The next prime is 121353510052171. The reversal of 121353510052164 is 461250015353121.

121353510052164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388953557704 + ... + 388953558015.

Almost surely, 2^{121353510052164} is an apocalyptic number.

It is an amenable number.

121353510052164 is an abundant number, since it is smaller than the sum of its proper divisors (183586079310076).

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

121353510052164 is a wasteful number, since it uses less digits than its factorization.

121353510052164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777907115739 (or 777907115737 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 121353510052164 in words is "one hundred twenty-one trillion, three hundred fifty-three billion, five hundred ten million, fifty-two thousand, one hundred sixty-four".