101216768650 has 48 divisors (see below), whose sum is σ = 198251150400. Its totient is φ = 38340466560.

The previous prime is 101216768579. The next prime is 101216768651. The reversal of 101216768650 is 56867612101.

It is a junction number, because it is equal to n+sod(n) for n = 101216768597 and 101216768606.

It is not an unprimeable number, because it can be changed into a prime (101216768651) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2509846 + ... + 2549854.

It is an arithmetic number, because the mean of its divisors is an integer number (4130232300).

Almost surely, 2^101216768650 is an apocalyptic number.

101216768650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101216768650 is a deficient number, since it is larger than the sum of its proper divisors (97034381750).

101216768650 is a wasteful number, since it uses less digits than its factorization.

101216768650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42703 (or 42698 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 101216768650 in words is "one hundred one billion, two hundred sixteen million, seven hundred sixty-eight thousand, six hundred fifty".