1222000313 has 4 divisors (see below), whose sum is σ = 1234099428. Its totient is φ = 1209901200.

The previous prime is 1222000303. The next prime is 1222000319. The reversal of 1222000313 is 3130002221.

It is a happy number.

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 1175324089 + 46676224 = 34283^2 + 6832^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222000313 - 2¹⁸ = 1221738169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222000319) 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, 6049406 + ... + 6049607.

It is an arithmetic number, because the mean of its divisors is an integer number (308524857).

Almost surely, 2^1222000313 is an apocalyptic number.

It is an amenable number.

1222000313 is a deficient number, since it is larger than the sum of its proper divisors (12099115).

1222000313 is a wasteful number, since it uses less digits than its factorization.

1222000313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12099114.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1222000313 is about 34957.1210628107. The cubic root of 1222000313 is about 1069.1133986777.

Adding to 1222000313 its reverse (3130002221), we get a palindrome (4352002534).

The spelling of 1222000313 in words is "one billion, two hundred twenty-two million, three hundred thirteen", and thus it is an aban number.