10121433125 has 10 divisors (see below), whose sum is σ = 12647743614. Its totient is φ = 8097146000.

The previous prime is 10121433121. The next prime is 10121433149. The reversal of 10121433125 is 52133412101.

It can be written as a sum of positive squares in 5 ways, for example, as 2038883716 + 8082549409 = 45154^2 + 89903^2 .

It is not a de Polignac number, because 10121433125 - 2² = 10121433121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10121433125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121433121) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8096522 + ... + 8097771.

Almost surely, 2^10121433125 is an apocalyptic number.

It is an amenable number.

10121433125 is a deficient number, since it is larger than the sum of its proper divisors (2526310489).

10121433125 is an frugal number, since it uses more digits than its factorization.

10121433125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16194313 (or 16194298 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 10121433125 its reverse (52133412101), we get a palindrome (62254845226).

The spelling of 10121433125 in words is "ten billion, one hundred twenty-one million, four hundred thirty-three thousand, one hundred twenty-five".