10121103010203 has 32 divisors (see below), whose sum is σ = 13815918059520. Its totient is φ = 6588394394400.

The previous prime is 10121103010201. The next prime is 10121103010211. The reversal of 10121103010203 is 30201030112101.

It is a happy number.

It is not a de Polignac number, because 10121103010203 - 2¹ = 10121103010201 is a prime.

It is a super-2 number, since 2×10121103010203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10121103010201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369005976 + ... + 369033402.

It is an arithmetic number, because the mean of its divisors is an integer number (431747439360).

Almost surely, 2^{10121103010203} is an apocalyptic number.

10121103010203 is a deficient number, since it is larger than the sum of its proper divisors (3694815049317).

10121103010203 is a wasteful number, since it uses less digits than its factorization.

10121103010203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41447.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10121103010203 its reverse (30201030112101), we get a palindrome (40322133122304).

The spelling of 10121103010203 in words is "ten trillion, one hundred twenty-one billion, one hundred three million, ten thousand, two hundred three".