121312103200333 has 4 divisors (see below), whose sum is σ = 121312566215548. Its totient is φ = 121311640185120.

The previous prime is 121312103200307. The next prime is 121312103200367. The reversal of 121312103200333 is 333002301213121.

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

It can be written as a sum of positive squares in 2 ways, for example, as 121211005910569 + 101097289764 = 11009587^2 + 317958^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121312103200333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121312103200298 and 121312103200307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121312103207333) 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, 231114378 + ... + 231638683.

It is an arithmetic number, because the mean of its divisors is an integer number (30328141553887).

Almost surely, 2^{121312103200333} is an apocalyptic number.

It is an amenable number.

121312103200333 is a deficient number, since it is larger than the sum of its proper divisors (463015215).

121312103200333 is an equidigital number, since it uses as much as digits as its factorization.

121312103200333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463015214.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 121312103200333 its reverse (333002301213121), we get a palindrome (454314404413454).

The spelling of 121312103200333 in words is "one hundred twenty-one trillion, three hundred twelve billion, one hundred three million, two hundred thousand, three hundred thirty-three".