22100613 has 16 divisors (see below), whose sum is σ = 30621696. Its totient is φ = 14163120.

The previous prime is 22100597. The next prime is 22100641. The reversal of 22100613 is 31600122.

It is not a de Polignac number, because 22100613 - 2⁴ = 22100597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22100592 and 22100601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14820 + ... + 16242.

It is an arithmetic number, because the mean of its divisors is an integer number (1913856).

Almost surely, 2^22100613 is an apocalyptic number.

It is an amenable number.

22100613 is a deficient number, since it is larger than the sum of its proper divisors (8521083).

22100613 is a wasteful number, since it uses less digits than its factorization.

22100613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 22100613 is about 4701.1289069754. The cubic root of 22100613 is about 280.6304374586.

Adding to 22100613 its reverse (31600122), we get a palindrome (53700735).

The spelling of 22100613 in words is "twenty-two million, one hundred thousand, six hundred thirteen".