121102310112203 has 16 divisors (see below), whose sum is σ = 143396435911680. Its totient is φ = 100067697806496.

The previous prime is 121102310112197. The next prime is 121102310112211. The reversal of 121102310112203 is 302211013201121.

It is not a de Polignac number, because 121102310112203 - 2⁴ = 121102310112187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121102310112503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460891151 + ... + 461153832.

It is an arithmetic number, because the mean of its divisors is an integer number (8962277244480).

Almost surely, 2^{121102310112203} is an apocalyptic number.

121102310112203 is a deficient number, since it is larger than the sum of its proper divisors (22294125799477).

121102310112203 is an equidigital number, since it uses as much as digits as its factorization.

121102310112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922045666.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 121102310112203 its reverse (302211013201121), we get a palindrome (423313323313324).

The spelling of 121102310112203 in words is "one hundred twenty-one trillion, one hundred two billion, three hundred ten million, one hundred twelve thousand, two hundred three".