10121102010203 has 2 divisors, whose sum is σ = 10121102010204. Its totient is φ = 10121102010202.

The previous prime is 10121102010121. The next prime is 10121102010401. The reversal of 10121102010203 is 30201020112101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121102010203 - 2³⁰ = 10120028268379 is a prime.

It is a super-2 number, since 2×10121102010203² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10121102010403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060551005101 + 5060551005102.

It is an arithmetic number, because the mean of its divisors is an integer number (5060551005102).

Almost surely, 2^{10121102010203} is an apocalyptic number.

10121102010203 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121102010203 is an equidigital number, since it uses as much as digits as its factorization.

10121102010203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10121102010203 its reverse (30201020112101), we get a palindrome (40322122122304).

The spelling of 10121102010203 in words is "ten trillion, one hundred twenty-one billion, one hundred two million, ten thousand, two hundred three".