121752715702 has 8 divisors (see below), whose sum is σ = 183942952200. Its totient is φ = 60438398304.

The previous prime is 121752715663. The next prime is 121752715717. The reversal of 121752715702 is 207517257121.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218979427 + ... + 218979982.

It is an arithmetic number, because the mean of its divisors is an integer number (22992869025).

Almost surely, 2^121752715702 is an apocalyptic number.

121752715702 is a deficient number, since it is larger than the sum of its proper divisors (62190236498).

121752715702 is a wasteful number, since it uses less digits than its factorization.

121752715702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437959550.

The product of its (nonzero) digits is 68600, while the sum is 40.

The spelling of 121752715702 in words is "one hundred twenty-one billion, seven hundred fifty-two million, seven hundred fifteen thousand, seven hundred two".