121010877682 has 8 divisors (see below), whose sum is σ = 181518902316. Its totient is φ = 60504576912.

The previous prime is 121010877679. The next prime is 121010877703. The reversal of 121010877682 is 286778010121.

It can be written as a sum of positive squares in 2 ways, for example, as 112787833921 + 8223043761 = 335839^2 + 90681^2 .

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

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, 238233 + ... + 546604.

Almost surely, 2^121010877682 is an apocalyptic number.

121010877682 is a deficient number, since it is larger than the sum of its proper divisors (60508024634).

121010877682 is an equidigital number, since it uses as much as digits as its factorization.

121010877682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861932.

The product of its (nonzero) digits is 75264, while the sum is 43.

The spelling of 121010877682 in words is "one hundred twenty-one billion, ten million, eight hundred seventy-seven thousand, six hundred eighty-two".