22313122 has 32 divisors (see below), whose sum is σ = 37784880. Its totient is φ = 9811200.

The previous prime is 22313113. The next prime is 22313131. The reversal of 22313122 is 22131322.

It is an interprime number because it is at equal distance from previous prime (22313113) and next prime (22313131).

It can be written as a sum of positive squares in 8 ways, for example, as 18931201 + 3381921 = 4351^2 + 1839^2 .

It is a super-3 number, since 3×22313122³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22313096 and 22313105.

It is an unprimeable number.

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, 76008 + ... + 76300.

Almost surely, 2^22313122 is an apocalyptic number.

22313122 is a deficient number, since it is larger than the sum of its proper divisors (15471758).

22313122 is a wasteful number, since it uses less digits than its factorization.

22313122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438.

The product of its digits is 144, while the sum is 16.

The square root of 22313122 is about 4723.6767459258. The cubic root of 22313122 is about 281.5270394793.

Adding to 22313122 its reverse (22131322), we get a palindrome (44444444).

The spelling of 22313122 in words is "twenty-two million, three hundred thirteen thousand, one hundred twenty-two".