121003310012201 has 4 divisors (see below), whose sum is σ = 121264656254592. Its totient is φ = 120741963769812.

The previous prime is 121003310012177. The next prime is 121003310012203. The reversal of 121003310012201 is 102210013300121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121003310012201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121003310012201.

It is not an unprimeable number, because it can be changed into a prime (121003310012203) 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, 130673120501 + ... + 130673121426.

It is an arithmetic number, because the mean of its divisors is an integer number (30316164063648).

Almost surely, 2^{121003310012201} is an apocalyptic number.

It is an amenable number.

121003310012201 is a deficient number, since it is larger than the sum of its proper divisors (261346242391).

121003310012201 is an equidigital number, since it uses as much as digits as its factorization.

121003310012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261346242390.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 121003310012201 its reverse (102210013300121), we get a palindrome (223213323312322).

The spelling of 121003310012201 in words is "one hundred twenty-one trillion, three billion, three hundred ten million, twelve thousand, two hundred one".