162216375001 has 2 divisors, whose sum is σ = 162216375002. Its totient is φ = 162216375000.

The previous prime is 162216374963. The next prime is 162216375143. The reversal of 162216375001 is 100573612261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131351155776 + 30865219225 = 362424^2 + 175685^2 .

It is a cyclic number.

It is not a de Polignac number, because 162216375001 - 2²³ = 162207986393 is a prime.

It is not a weakly prime, because it can be changed into another prime (162216375701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81108187500 + 81108187501.

It is an arithmetic number, because the mean of its divisors is an integer number (81108187501).

Almost surely, 2^162216375001 is an apocalyptic number.

It is an amenable number.

162216375001 is a deficient number, since it is larger than the sum of its proper divisors (1).

162216375001 is an equidigital number, since it uses as much as digits as its factorization.

162216375001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

Adding to 162216375001 its reverse (100573612261), we get a palindrome (262789987262).

The spelling of 162216375001 in words is "one hundred sixty-two billion, two hundred sixteen million, three hundred seventy-five thousand, one".