10203010123 has 8 divisors (see below), whose sum is σ = 10286448480. Its totient is φ = 10119838080.

The previous prime is 10203010117. The next prime is 10203010217. The reversal of 10203010123 is 32101030201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10203010123 - 2²¹ = 10200912971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203010423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10723 + ... + 143251.

It is an arithmetic number, because the mean of its divisors is an integer number (1285806060).

Almost surely, 2^10203010123 is an apocalyptic number.

10203010123 is a deficient number, since it is larger than the sum of its proper divisors (83438357).

10203010123 is a wasteful number, since it uses less digits than its factorization.

10203010123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133157.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10203010123 its reverse (32101030201), we get a palindrome (42304040324).

The spelling of 10203010123 in words is "ten billion, two hundred three million, ten thousand, one hundred twenty-three".