121132200203 has 8 divisors (see below), whose sum is σ = 138440779008. Its totient is φ = 103824616104.

The previous prime is 121132200181. The next prime is 121132200239. The reversal of 121132200203 is 302002231121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121132200203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121132200283) 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, 33650 + ... + 493352.

It is an arithmetic number, because the mean of its divisors is an integer number (17305097376).

Almost surely, 2^121132200203 is an apocalyptic number.

121132200203 is a deficient number, since it is larger than the sum of its proper divisors (17308578805).

121132200203 is an equidigital number, since it uses as much as digits as its factorization.

121132200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497353.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 121132200203 its reverse (302002231121), we get a palindrome (423134431324).

The spelling of 121132200203 in words is "one hundred twenty-one billion, one hundred thirty-two million, two hundred thousand, two hundred three".