121616255102 has 8 divisors (see below), whose sum is σ = 182428617096. Its totient is φ = 60806716072.

The previous prime is 121616255077. The next prime is 121616255107. The reversal of 121616255102 is 201552616121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121616255107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594533 + ... + 772464.

It is an arithmetic number, because the mean of its divisors is an integer number (22803577137).

Almost surely, 2^121616255102 is an apocalyptic number.

121616255102 is a deficient number, since it is larger than the sum of its proper divisors (60812361994).

121616255102 is a wasteful number, since it uses less digits than its factorization.

121616255102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411482.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 121616255102 in words is "one hundred twenty-one billion, six hundred sixteen million, two hundred fifty-five thousand, one hundred two".