22065101 has 4 divisors (see below), whose sum is σ = 22109472. Its totient is φ = 22020732.

The previous prime is 22065089. The next prime is 22065157. The reversal of 22065101 is 10156022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10156022 = 2 ⋅5078011.

It is a cyclic number.

It is not a de Polignac number, because 22065101 - 2⁶ = 22065037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22065101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22065161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21431 + ... + 22436.

It is an arithmetic number, because the mean of its divisors is an integer number (5527368).

Almost surely, 2^22065101 is an apocalyptic number.

It is an amenable number.

22065101 is a deficient number, since it is larger than the sum of its proper divisors (44371).

22065101 is an equidigital number, since it uses as much as digits as its factorization.

22065101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44370.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 22065101 is about 4697.3504233770. The cubic root of 22065101 is about 280.4800481062.

The spelling of 22065101 in words is "twenty-two million, sixty-five thousand, one hundred one".