121741111684136 has 32 divisors (see below), whose sum is σ = 274604011320000. Its totient is φ = 49428722036736.

The previous prime is 121741111684111. The next prime is 121741111684147. The reversal of 121741111684136 is 631486111147121.

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, 57209167961 + ... + 57209170088.

It is an arithmetic number, because the mean of its divisors is an integer number (8581375353750).

Almost surely, 2^{121741111684136} is an apocalyptic number.

It is an amenable number.

121741111684136 is an abundant number, since it is smaller than the sum of its proper divisors (152862899635864).

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

121741111684136 is a wasteful number, since it uses less digits than its factorization.

121741111684136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114418338081 (or 114418338077 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The spelling of 121741111684136 in words is "one hundred twenty-one trillion, seven hundred forty-one billion, one hundred eleven million, six hundred eighty-four thousand, one hundred thirty-six".