10203313101023 has 16 divisors (see below), whose sum is σ = 11664666062400. Its totient is φ = 8742894817536.

The previous prime is 10203313101017. The next prime is 10203313101031. The reversal of 10203313101023 is 32010131330201.

It is a cyclic number.

It is not a de Polignac number, because 10203313101023 - 2⁴² = 5805266589919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10203313100986 and 10203313101004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203313101073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 506382953 + ... + 506403101.

It is an arithmetic number, because the mean of its divisors is an integer number (729041628900).

Almost surely, 2^{10203313101023} is an apocalyptic number.

10203313101023 is a deficient number, since it is larger than the sum of its proper divisors (1461352961377).

10203313101023 is a wasteful number, since it uses less digits than its factorization.

10203313101023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39746.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10203313101023 its reverse (32010131330201), we get a palindrome (42213444431224).

The spelling of 10203313101023 in words is "ten trillion, two hundred three billion, three hundred thirteen million, one hundred one thousand, twenty-three".