121242084534 has 12 divisors (see below), whose sum is σ = 262691183196. Its totient is φ = 40414028172.

The previous prime is 121242084463. The next prime is 121242084547. The reversal of 121242084534 is 435480242121.

121242084534 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 42 + 0 + 84 + 534 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3367835664 + ... + 3367835699.

It is an arithmetic number, because the mean of its divisors is an integer number (21890931933).

Almost surely, 2^121242084534 is an apocalyptic number.

121242084534 is an abundant number, since it is smaller than the sum of its proper divisors (141449098662).

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

121242084534 is a wasteful number, since it uses less digits than its factorization.

121242084534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6735671371 (or 6735671368 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 121242084534 in words is "one hundred twenty-one billion, two hundred forty-two million, eighty-four thousand, five hundred thirty-four".