1110131213 has 2 divisors, whose sum is σ = 1110131214. Its totient is φ = 1110131212.

The previous prime is 1110131203. The next prime is 1110131237. The reversal of 1110131213 is 3121310111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014932164 + 95199049 = 31858^2 + 9757^2 .

It is an emirp because it is prime and its reverse (3121310111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110131213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110131203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555065606 + 555065607.

It is an arithmetic number, because the mean of its divisors is an integer number (555065607).

Almost surely, 2^1110131213 is an apocalyptic number.

It is an amenable number.

1110131213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110131213 is an equidigital number, since it uses as much as digits as its factorization.

1110131213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1110131213 is about 33318.6316195608. The cubic root of 1110131213 is about 1035.4396019741.

Adding to 1110131213 its reverse (3121310111), we get a palindrome (4231441324).

The spelling of 1110131213 in words is "one billion, one hundred ten million, one hundred thirty-one thousand, two hundred thirteen".