10020020303423 has 12 divisors (see below), whose sum is σ = 10852000184448. Its totient is φ = 9247613618880.

The previous prime is 10020020303411. The next prime is 10020020303443. The reversal of 10020020303423 is 32430302002001.

It is not a de Polignac number, because 10020020303423 - 2²⁸ = 10019751867967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10020020303395 and 10020020303404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020020303443) 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, 4284383 + ... + 6196448.

It is an arithmetic number, because the mean of its divisors is an integer number (904333348704).

Almost surely, 2^{10020020303423} is an apocalyptic number.

10020020303423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10020020303423 is a deficient number, since it is larger than the sum of its proper divisors (831979881025).

10020020303423 is a wasteful number, since it uses less digits than its factorization.

10020020303423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10486514 (or 10486501 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 10020020303423 its reverse (32430302002001), we get a palindrome (42450322305424).

The spelling of 10020020303423 in words is "ten trillion, twenty billion, twenty million, three hundred three thousand, four hundred twenty-three".