10302312133 has 4 divisors (see below), whose sum is σ = 10302913260. Its totient is φ = 10301711008.

The previous prime is 10302312109. The next prime is 10302312149. The reversal of 10302312133 is 33121320301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2398746529 + 7903565604 = 48977^2 + 88902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10302312133 is a prime.

It is a super-2 number, since 2×10302312133² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10302312133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302312233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274078 + ... + 309391.

It is an arithmetic number, because the mean of its divisors is an integer number (2575728315).

Almost surely, 2^10302312133 is an apocalyptic number.

It is an amenable number.

10302312133 is a deficient number, since it is larger than the sum of its proper divisors (601127).

10302312133 is an equidigital number, since it uses as much as digits as its factorization.

10302312133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601126.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10302312133 its reverse (33121320301), we get a palindrome (43423632434).

The spelling of 10302312133 in words is "ten billion, three hundred two million, three hundred twelve thousand, one hundred thirty-three".