1100212013 has 2 divisors, whose sum is σ = 1100212014. Its totient is φ = 1100212012.

The previous prime is 1100211989. The next prime is 1100212019. The reversal of 1100212013 is 3102120011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1048917769 + 51294244 = 32387^2 + 7162^2 .

It is an emirp because it is prime and its reverse (3102120011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100212013 - 2²⁴ = 1083434797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1100211985 and 1100212003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100212019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550106006 + 550106007.

It is an arithmetic number, because the mean of its divisors is an integer number (550106007).

Almost surely, 2^1100212013 is an apocalyptic number.

It is an amenable number.

1100212013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100212013 is an equidigital number, since it uses as much as digits as its factorization.

1100212013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1100212013 is about 33169.4439657948. The cubic root of 1100212013 is about 1032.3464314397.

Adding to 1100212013 its reverse (3102120011), we get a palindrome (4202332024).

The spelling of 1100212013 in words is "one billion, one hundred million, two hundred twelve thousand, thirteen".