1220010313 has 2 divisors, whose sum is σ = 1220010314. Its totient is φ = 1220010312.

The previous prime is 1220010299. The next prime is 1220010343. The reversal of 1220010313 is 3130100221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1219615929 + 394384 = 34923^2 + 628^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220010313 - 2⁹ = 1220009801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1220010293 and 1220010302.

It is not a weakly prime, because it can be changed into another prime (1220010343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610005156 + 610005157.

It is an arithmetic number, because the mean of its divisors is an integer number (610005157).

Almost surely, 2^1220010313 is an apocalyptic number.

It is an amenable number.

1220010313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220010313 is an equidigital number, since it uses as much as digits as its factorization.

1220010313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1220010313 is about 34928.6460229995. The cubic root of 1220010313 is about 1068.5327410003.

Adding to 1220010313 its reverse (3130100221), we get a palindrome (4350110534).

The spelling of 1220010313 in words is "one billion, two hundred twenty million, ten thousand, three hundred thirteen".