10313263642021 has 4 divisors (see below), whose sum is σ = 10321178657632. Its totient is φ = 10305348626412.

The previous prime is 10313263641991. The next prime is 10313263642027. The reversal of 10313263642021 is 12024636231301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10313263642021 - 2⁹ = 10313263641509 is a prime.

It is a super-3 number, since 3×10313263642021³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10313263642027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3957505851 + ... + 3957508456.

It is an arithmetic number, because the mean of its divisors is an integer number (2580294664408).

Almost surely, 2^{10313263642021} is an apocalyptic number.

It is an amenable number.

10313263642021 is a deficient number, since it is larger than the sum of its proper divisors (7915015611).

10313263642021 is an equidigital number, since it uses as much as digits as its factorization.

10313263642021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7915015610.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 10313263642021 its reverse (12024636231301), we get a palindrome (22337899873322).

The spelling of 10313263642021 in words is "ten trillion, three hundred thirteen billion, two hundred sixty-three million, six hundred forty-two thousand, twenty-one".