100773121 has 8 divisors (see below), whose sum is σ = 104983200. Its totient is φ = 96646560.

The previous prime is 100773109. The next prime is 100773133. The reversal of 100773121 is 121377001.

It is an interprime number because it is at equal distance from previous prime (100773109) and next prime (100773133).

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

It is a cyclic number.

It is not a de Polignac number, because 100773121 - 2⁷ = 100772993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100773092 and 100773101.

It is not an unprimeable number, because it can be changed into a prime (100773181) 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, 18411 + ... + 23248.

It is an arithmetic number, because the mean of its divisors is an integer number (13122900).

Almost surely, 2^100773121 is an apocalyptic number.

It is an amenable number.

100773121 is a deficient number, since it is larger than the sum of its proper divisors (4210079).

100773121 is an equidigital number, since it uses as much as digits as its factorization.

100773121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41759.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 100773121 is about 10038.5816229186. The cubic root of 100773121 is about 465.3519838535.

The spelling of 100773121 in words is "one hundred million, seven hundred seventy-three thousand, one hundred twenty-one".