22100313 has 8 divisors (see below), whose sum is σ = 29542176. Its totient is φ = 14696000.

The previous prime is 22100297. The next prime is 22100317. The reversal of 22100313 is 31300122.

It is a happy number.

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 22100313 - 2⁴ = 22100297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22100317) 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, 7983 + ... + 10388.

It is an arithmetic number, because the mean of its divisors is an integer number (3692772).

Almost surely, 2^22100313 is an apocalyptic number.

It is an amenable number.

22100313 is a deficient number, since it is larger than the sum of its proper divisors (7441863).

22100313 is a wasteful number, since it uses less digits than its factorization.

22100313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18775.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 22100313 is about 4701.0969996374. The cubic root of 22100313 is about 280.6291676671.

Adding to 22100313 its reverse (31300122), we get a palindrome (53400435).

The spelling of 22100313 in words is "twenty-two million, one hundred thousand, three hundred thirteen".