1101244213 has 2 divisors, whose sum is σ = 1101244214. Its totient is φ = 1101244212.

The previous prime is 1101244187. The next prime is 1101244253. The reversal of 1101244213 is 3124421011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 978876369 + 122367844 = 31287^2 + 11062^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101244213 - 2¹⁷ = 1101113141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101244253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550622106 + 550622107.

It is an arithmetic number, because the mean of its divisors is an integer number (550622107).

Almost surely, 2^1101244213 is an apocalyptic number.

It is an amenable number.

1101244213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101244213 is an equidigital number, since it uses as much as digits as its factorization.

1101244213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1101244213 is about 33184.9998191954. Note that the first 3 decimals coincide. The cubic root of 1101244213 is about 1032.6691737562.

Adding to 1101244213 its reverse (3124421011), we get a palindrome (4225665224).

It can be divided in two parts, 11012 and 44213, that added together give a square (55225 = 235²).

The spelling of 1101244213 in words is "one billion, one hundred one million, two hundred forty-four thousand, two hundred thirteen".