1013020213 has 2 divisors, whose sum is σ = 1013020214. Its totient is φ = 1013020212.

The previous prime is 1013020189. The next prime is 1013020231. The reversal of 1013020213 is 3120203101.

Together with next prime (1013020231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 613899729 + 399120484 = 24777^2 + 19978^2 .

It is an emirp because it is prime and its reverse (3120203101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1013020213 - 2⁹ = 1013019701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013020193 and 1013020202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013320213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506510106 + 506510107.

It is an arithmetic number, because the mean of its divisors is an integer number (506510107).

Almost surely, 2^1013020213 is an apocalyptic number.

It is an amenable number.

1013020213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013020213 is an equidigital number, since it uses as much as digits as its factorization.

1013020213 is an evil number, because the sum of its binary digits is even.

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

The square root of 1013020213 is about 31827.9784623529. The cubic root of 1013020213 is about 1004.3213698631.

Adding to 1013020213 its reverse (3120203101), we get a palindrome (4133223314).

The spelling of 1013020213 in words is "one billion, thirteen million, twenty thousand, two hundred thirteen".