22102201 has 8 divisors (see below), whose sum is σ = 24156000. Its totient is φ = 20055840.

The previous prime is 22102169. The next prime is 22102211. The reversal of 22102201 is 10220122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22102201 - 2⁵ = 22102169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22102211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5725 + ... + 8773.

It is an arithmetic number, because the mean of its divisors is an integer number (3019500).

Almost surely, 2^22102201 is an apocalyptic number.

It is an amenable number.

22102201 is a deficient number, since it is larger than the sum of its proper divisors (2053799).

22102201 is a wasteful number, since it uses less digits than its factorization.

22102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 22102201 is about 4701.2977995443. The cubic root of 22102201 is about 280.6371586969.

Adding to 22102201 its reverse (10220122), we get a palindrome (32322323).

It can be divided in two parts, 22 and 102201, that multiplied together give a palindrome (2248422).

The spelling of 22102201 in words is "twenty-two million, one hundred two thousand, two hundred one".