121303311303033 has 12 divisors (see below), whose sum is σ = 175218684938388. Its totient is φ = 80867586124800.

The previous prime is 121303311303029. The next prime is 121303311303049. The reversal of 121303311303033 is 330303113303121.

121303311303033 is a `hidden beast` number, since 1 + 2 + 13 + 0 + 3 + 311 + 30 + 303 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11718592637049 + 109584718665984 = 3423243^2 + 10468272^2 .

It is not a de Polignac number, because 121303311303033 - 2² = 121303311303029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121303311302988 and 121303311303006.

It is not an unprimeable number, because it can be changed into a prime (121303311303233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106743160 + ... + 107873577.

It is an arithmetic number, because the mean of its divisors is an integer number (14601557078199).

Almost surely, 2^{121303311303033} is an apocalyptic number.

It is an amenable number.

121303311303033 is a deficient number, since it is larger than the sum of its proper divisors (53915373635355).

121303311303033 is a wasteful number, since it uses less digits than its factorization.

121303311303033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214679544 (or 214679541 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 27.

Adding to 121303311303033 its reverse (330303113303121), we get a palindrome (451606424606154).

The spelling of 121303311303033 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred eleven million, three hundred three thousand, thirty-three".