17223220270145 has 16 divisors (see below), whose sum is σ = 20868113183232. Its totient is φ = 13645717263360.

The previous prime is 17223220270127. The next prime is 17223220270147. The reversal of 17223220270145 is 54107202232271.

17223220270145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 17223220270145 - 2⁸ = 17223220269889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17223220270099 and 17223220270108.

It is not an unprimeable number, because it can be changed into a prime (17223220270147) 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, 39802511 + ... + 40232900.

It is an arithmetic number, because the mean of its divisors is an integer number (1304257073952).

Almost surely, 2^{17223220270145} is an apocalyptic number.

It is an amenable number.

17223220270145 is a deficient number, since it is larger than the sum of its proper divisors (3644892913087).

17223220270145 is a wasteful number, since it uses less digits than its factorization.

17223220270145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80035832.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 17223220270145 in words is "seventeen trillion, two hundred twenty-three billion, two hundred twenty million, two hundred seventy thousand, one hundred forty-five".