121300010123203 has 4 divisors (see below), whose sum is σ = 121300050425008. Its totient is φ = 121299969821400.

The previous prime is 121300010123197. The next prime is 121300010123213. The reversal of 121300010123203 is 302321010003121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121300010123203 - 2³³ = 121291420188611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121300010123213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15236748 + ... + 21788953.

It is an arithmetic number, because the mean of its divisors is an integer number (30325012606252).

Almost surely, 2^{121300010123203} is an apocalyptic number.

121300010123203 is a deficient number, since it is larger than the sum of its proper divisors (40301805).

121300010123203 is an equidigital number, since it uses as much as digits as its factorization.

121300010123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40301804.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121300010123203 its reverse (302321010003121), we get a palindrome (423621020126324).

The spelling of 121300010123203 in words is "one hundred twenty-one trillion, three hundred billion, ten million, one hundred twenty-three thousand, two hundred three".