1013213033 has 12 divisors (see below), whose sum is σ = 1207385172. Its totient is φ = 847284480.

The previous prime is 1013213029. The next prime is 1013213041. The reversal of 1013213033 is 3303123101.

It can be written as a sum of positive squares in 2 ways, for example, as 345662464 + 667550569 = 18592^2 + 25837^2 .

It is not a de Polignac number, because 1013213033 - 2² = 1013213029 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1013213633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250160 + ... + 254177.

It is an arithmetic number, because the mean of its divisors is an integer number (100615431).

Almost surely, 2^1013213033 is an apocalyptic number.

It is an amenable number.

1013213033 is a deficient number, since it is larger than the sum of its proper divisors (194172139).

1013213033 is an equidigital number, since it uses as much as digits as its factorization.

1013213033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504392 (or 504385 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1013213033 is about 31831.0074141551. The cubic root of 1013213033 is about 1004.3850872363.

Adding to 1013213033 its reverse (3303123101), we get a palindrome (4316336134).

The spelling of 1013213033 in words is "one billion, thirteen million, two hundred thirteen thousand, thirty-three".