2211020313 has 4 divisors (see below), whose sum is σ = 2948027088. Its totient is φ = 1474013540.

The previous prime is 2211020299. The next prime is 2211020327. The reversal of 2211020313 is 3130201122.

2211020313 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2211020299) and next prime (2211020327).

It is a cyclic number.

It is not a de Polignac number, because 2211020313 - 2⁴ = 2211020297 is a prime.

It is a super-2 number, since 2×2211020313² = 9777221648997235938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211020292 and 2211020301.

It is not an unprimeable number, because it can be changed into a prime (2211020333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368503383 + ... + 368503388.

It is an arithmetic number, because the mean of its divisors is an integer number (737006772).

Almost surely, 2^2211020313 is an apocalyptic number.

It is an amenable number.

2211020313 is a deficient number, since it is larger than the sum of its proper divisors (737006775).

2211020313 is an equidigital number, since it uses as much as digits as its factorization.

2211020313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737006774.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2211020313 is about 47021.4877795248. The cubic root of 2211020313 is about 1302.7594860769.

Adding to 2211020313 its reverse (3130201122), we get a palindrome (5341221435).

The spelling of 2211020313 in words is "two billion, two hundred eleven million, twenty thousand, three hundred thirteen".