1022313113 has 4 divisors (see below), whose sum is σ = 1024550580. Its totient is φ = 1020075648.

The previous prime is 1022313109. The next prime is 1022313137. The reversal of 1022313113 is 3113132201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 891141904 + 131171209 = 29852^2 + 11453^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022313113 - 2² = 1022313109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022313091 and 1022313100.

It is not an unprimeable number, because it can be changed into a prime (1022313143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118048 + ... + 1118961.

It is an arithmetic number, because the mean of its divisors is an integer number (256137645).

Almost surely, 2^1022313113 is an apocalyptic number.

It is an amenable number.

1022313113 is a deficient number, since it is larger than the sum of its proper divisors (2237467).

1022313113 is an equidigital number, since it uses as much as digits as its factorization.

1022313113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237466.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1022313113 is about 31973.6315266189. The cubic root of 1022313113 is about 1007.3830606003.

Adding to 1022313113 its reverse (3113132201), we get a palindrome (4135445314).

The spelling of 1022313113 in words is "one billion, twenty-two million, three hundred thirteen thousand, one hundred thirteen".