1012213373 has 2 divisors, whose sum is σ = 1012213374. Its totient is φ = 1012213372.

The previous prime is 1012213369. The next prime is 1012213379. The reversal of 1012213373 is 3733122101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 896822809 + 115390564 = 29947^2 + 10742^2 .

It is an emirp because it is prime and its reverse (3733122101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012213373 - 2² = 1012213369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012213379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506106686 + 506106687.

It is an arithmetic number, because the mean of its divisors is an integer number (506106687).

Almost surely, 2^1012213373 is an apocalyptic number.

It is an amenable number.

1012213373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012213373 is an equidigital number, since it uses as much as digits as its factorization.

1012213373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1012213373 is about 31815.3009258124. The cubic root of 1012213373 is about 1004.0546618308.

Adding to 1012213373 its reverse (3733122101), we get a palindrome (4745335474).

The spelling of 1012213373 in words is "one billion, twelve million, two hundred thirteen thousand, three hundred seventy-three".