101646551020243 has 8 divisors (see below), whose sum is σ = 105131612453760. Its totient is φ = 98174373363840.

The previous prime is 101646551020237. The next prime is 101646551020283. The reversal of 101646551020243 is 342020155646101.

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 101646551020243 - 2¹⁷ = 101646550889171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101646551020196 and 101646551020205.

It is not an unprimeable number, because it can be changed into a prime (101646551020283) 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, 3220928230 + ... + 3220959787.

It is an arithmetic number, because the mean of its divisors is an integer number (13141451556720).

Almost surely, 2^{101646551020243} is an apocalyptic number.

101646551020243 is a deficient number, since it is larger than the sum of its proper divisors (3485061433517).

101646551020243 is an equidigital number, since it uses as much as digits as its factorization.

101646551020243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6441888557.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 101646551020243 in words is "one hundred one trillion, six hundred forty-six billion, five hundred fifty-one million, twenty thousand, two hundred forty-three".