1112020213 has 2 divisors, whose sum is σ = 1112020214. Its totient is φ = 1112020212.

The previous prime is 1112020193. The next prime is 1112020219. The reversal of 1112020213 is 3120202111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1024448049 + 87572164 = 32007^2 + 9358^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112020213 - 2⁵ = 1112020181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112020193 and 1112020202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112020219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556010106 + 556010107.

It is an arithmetic number, because the mean of its divisors is an integer number (556010107).

Almost surely, 2^1112020213 is an apocalyptic number.

It is an amenable number.

1112020213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112020213 is an equidigital number, since it uses as much as digits as its factorization.

1112020213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1112020213 is about 33346.9670734836. The cubic root of 1112020213 is about 1036.0265707396.

Adding to 1112020213 its reverse (3120202111), we get a palindrome (4232222324).

The spelling of 1112020213 in words is "one billion, one hundred twelve million, twenty thousand, two hundred thirteen".