10203334121 has 8 divisors (see below), whose sum is σ = 10237578120. Its totient is φ = 10169148672.

The previous prime is 10203334081. The next prime is 10203334133. The reversal of 10203334121 is 12143330201.

It can be written as a sum of positive squares in 4 ways, for example, as 155276521 + 10048057600 = 12461^2 + 100240^2 .

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 10203334121 - 2²⁶ = 10136225257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10203334093 and 10203334102.

It is not an unprimeable number, because it can be changed into a prime (10203334321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349475 + ... + 377543.

It is an arithmetic number, because the mean of its divisors is an integer number (1279697265).

Almost surely, 2^10203334121 is an apocalyptic number.

It is an amenable number.

10203334121 is a deficient number, since it is larger than the sum of its proper divisors (34243999).

10203334121 is an equidigital number, since it uses as much as digits as its factorization.

10203334121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29275.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10203334121 its reverse (12143330201), we get a palindrome (22346664322).

The spelling of 10203334121 in words is "ten billion, two hundred three million, three hundred thirty-four thousand, one hundred twenty-one".