10203022012313 has 4 divisors (see below), whose sum is σ = 10987869859428. Its totient is φ = 9418174165200.

The previous prime is 10203022012291. The next prime is 10203022012321. The reversal of 10203022012313 is 31321022030201.

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 3978461073664 + 6224560938649 = 1994608^2 + 2494907^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203022012313 - 2¹⁰ = 10203022011289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10203022012213) 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, 392423923538 + ... + 392423923563.

It is an arithmetic number, because the mean of its divisors is an integer number (2746967464857).

Almost surely, 2^{10203022012313} is an apocalyptic number.

10203022012313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10203022012313 is a deficient number, since it is larger than the sum of its proper divisors (784847847115).

10203022012313 is an equidigital number, since it uses as much as digits as its factorization.

10203022012313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784847847114.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10203022012313 its reverse (31321022030201), we get a palindrome (41524044042514).

The spelling of 10203022012313 in words is "ten trillion, two hundred three billion, twenty-two million, twelve thousand, three hundred thirteen".