22213106 has 4 divisors (see below), whose sum is σ = 33319662. Its totient is φ = 11106552.

The previous prime is 22213099. The next prime is 22213111. The reversal of 22213106 is 60131222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60131222 = 2 ⋅30065611.

It can be written as a sum of positive squares in only one way, i.e., 21242881 + 970225 = 4609^2 + 985^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5553275 + ... + 5553278.

Almost surely, 2^22213106 is an apocalyptic number.

22213106 is a deficient number, since it is larger than the sum of its proper divisors (11106556).

22213106 is a wasteful number, since it uses less digits than its factorization.

22213106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11106555.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 22213106 is about 4713.0781873421. The cubic root of 22213106 is about 281.1057719110.

Adding to 22213106 its reverse (60131222), we get a palindrome (82344328).

The spelling of 22213106 in words is "twenty-two million, two hundred thirteen thousand, one hundred six".