16351217101 has 4 divisors (see below), whose sum is σ = 16355289600. Its totient is φ = 16347144604.

The previous prime is 16351217027. The next prime is 16351217123. The reversal of 16351217101 is 10171215361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16351217101 - 2²⁷ = 16216999373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16351217101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16351217131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2030221 + ... + 2038258.

It is an arithmetic number, because the mean of its divisors is an integer number (4088822400).

Almost surely, 2^16351217101 is an apocalyptic number.

It is an amenable number.

16351217101 is a deficient number, since it is larger than the sum of its proper divisors (4072499).

16351217101 is an equidigital number, since it uses as much as digits as its factorization.

16351217101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4072498.

The product of its (nonzero) digits is 1260, while the sum is 28.

The spelling of 16351217101 in words is "sixteen billion, three hundred fifty-one million, two hundred seventeen thousand, one hundred one".