10230020203 has 4 divisors (see below), whose sum is σ = 11016944848. Its totient is φ = 9443095560.

The previous prime is 10230020179. The next prime is 10230020209. The reversal of 10230020203 is 30202003201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30202003201 = 53 ⋅569849117.

It is a cyclic number.

It is not a de Polignac number, because 10230020203 - 2¹³ = 10230012011 is a prime.

It is a super-2 number, since 2×10230020203² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 786924631 = 10230020203 / (1 + 0 + 2 + 3 + 0 + 0 + 2 + 0 + 2 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (10230020209) 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, 393462303 + ... + 393462328.

It is an arithmetic number, because the mean of its divisors is an integer number (2754236212).

Almost surely, 2^10230020203 is an apocalyptic number.

10230020203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10230020203 is a deficient number, since it is larger than the sum of its proper divisors (786924645).

10230020203 is an equidigital number, since it uses as much as digits as its factorization.

10230020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786924644.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 10230020203 its reverse (30202003201), we get a palindrome (40432023404).

The spelling of 10230020203 in words is "ten billion, two hundred thirty million, twenty thousand, two hundred three".