121752060142 has 8 divisors (see below), whose sum is σ = 184436289432. Its totient is φ = 60273297000.

The previous prime is 121752060139. The next prime is 121752060161. The reversal of 121752060142 is 241060257121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301366284 + ... + 301366687.

It is an arithmetic number, because the mean of its divisors is an integer number (23054536179).

Almost surely, 2^121752060142 is an apocalyptic number.

121752060142 is a deficient number, since it is larger than the sum of its proper divisors (62684229290).

121752060142 is a wasteful number, since it uses less digits than its factorization.

121752060142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602733074.

The product of its (nonzero) digits is 6720, while the sum is 31.

The spelling of 121752060142 in words is "one hundred twenty-one billion, seven hundred fifty-two million, sixty thousand, one hundred forty-two".