118886780121 has 8 divisors (see below), whose sum is σ = 159997162464. Its totient is φ = 78517125600.

The previous prime is 118886780071. The next prime is 118886780171. The reversal of 118886780121 is 121087688811.

It is an interprime number because it is at equal distance from previous prime (118886780071) and next prime (118886780171).

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

It is a de Polignac number, because none of the positive numbers 2^k-118886780121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118886780171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185181580 + ... + 185182221.

It is an arithmetic number, because the mean of its divisors is an integer number (19999645308).

Almost surely, 2^118886780121 is an apocalyptic number.

It is an amenable number.

118886780121 is a deficient number, since it is larger than the sum of its proper divisors (41110382343).

118886780121 is a wasteful number, since it uses less digits than its factorization.

118886780121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370363911.

The product of its (nonzero) digits is 344064, while the sum is 51.

The spelling of 118886780121 in words is "one hundred eighteen billion, eight hundred eighty-six million, seven hundred eighty thousand, one hundred twenty-one".