10121134203 has 12 divisors (see below), whose sum is σ = 14633609328. Its totient is φ = 6740872080.

The previous prime is 10121134193. The next prime is 10121134237. The reversal of 10121134203 is 30243112101.

It is not a de Polignac number, because 10121134203 - 2⁶ = 10121134139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10121134273) 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, 536100 + ... + 554657.

It is an arithmetic number, because the mean of its divisors is an integer number (1219467444).

Almost surely, 2^10121134203 is an apocalyptic number.

10121134203 is a deficient number, since it is larger than the sum of its proper divisors (4512475125).

10121134203 is a wasteful number, since it uses less digits than its factorization.

10121134203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091794 (or 1091791 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10121134203 its reverse (30243112101), we get a palindrome (40364246304).

The spelling of 10121134203 in words is "ten billion, one hundred twenty-one million, one hundred thirty-four thousand, two hundred three".