22405101 has 4 divisors (see below), whose sum is σ = 29873472. Its totient is φ = 14936732.

The previous prime is 22405079. The next prime is 22405153. The reversal of 22405101 is 10150422.

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.

It is a cyclic number.

It is not a de Polignac number, because 22405101 - 2⁵ = 22405069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22405181) 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, 3734181 + ... + 3734186.

It is an arithmetic number, because the mean of its divisors is an integer number (7468368).

Almost surely, 2^22405101 is an apocalyptic number.

It is an amenable number.

22405101 is a deficient number, since it is larger than the sum of its proper divisors (7468371).

22405101 is an equidigital number, since it uses as much as digits as its factorization.

22405101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7468370.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 22405101 is about 4733.4026872853. The cubic root of 22405101 is about 281.9133454388.

Adding to 22405101 its reverse (10150422), we get a palindrome (32555523).

The spelling of 22405101 in words is "twenty-two million, four hundred five thousand, one hundred one".