163122201 has 64 divisors (see below), whose sum is σ = 280857600. Its totient is φ = 92534400.

The previous prime is 163122173. The next prime is 163122209. The reversal of 163122201 is 102221361.

It is not a de Polignac number, because 163122201 - 2⁷ = 163122073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163122209) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 772986 + ... + 773196.

It is an arithmetic number, because the mean of its divisors is an integer number (4388400).

Almost surely, 2^163122201 is an apocalyptic number.

163122201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

163122201 is a deficient number, since it is larger than the sum of its proper divisors (117735399).

163122201 is a wasteful number, since it uses less digits than its factorization.

163122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 163122201 is about 12771.9301986818. The cubic root of 163122201 is about 546.3920321807.

Adding to 163122201 its reverse (102221361), we get a palindrome (265343562).

It can be divided in two parts, 1631 and 22201, that added together give a palindrome (23832).

The spelling of 163122201 in words is "one hundred sixty-three million, one hundred twenty-two thousand, two hundred one".