16170012227201 has 16 divisors (see below), whose sum is σ = 18492788160000. Its totient is φ = 13850431507008.

The previous prime is 16170012227197. The next prime is 16170012227267. The reversal of 16170012227201 is 10272221007161.

It is a cyclic number.

It is not a de Polignac number, because 16170012227201 - 2² = 16170012227197 is a prime.

It is a super-2 number, since 2×16170012227201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16170012227101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127915775 + ... + 128042123.

It is an arithmetic number, because the mean of its divisors is an integer number (1155799260000).

Almost surely, 2^{16170012227201} is an apocalyptic number.

It is an amenable number.

16170012227201 is a deficient number, since it is larger than the sum of its proper divisors (2322775932799).

16170012227201 is a wasteful number, since it uses less digits than its factorization.

16170012227201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138848.

The product of its (nonzero) digits is 4704, while the sum is 32.

The spelling of 16170012227201 in words is "sixteen trillion, one hundred seventy billion, twelve million, two hundred twenty-seven thousand, two hundred one".