33201013121 has 2 divisors, whose sum is σ = 33201013122. Its totient is φ = 33201013120.

The previous prime is 33201013067. The next prime is 33201013129. The reversal of 33201013121 is 12131010233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31719610000 + 1481403121 = 178100^2 + 38489^2 .

It is an emirp because it is prime and its reverse (12131010233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33201013121 - 2¹⁴ = 33200996737 is a prime.

It is a super-2 number, since 2×33201013121² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33201013121.

It is not a weakly prime, because it can be changed into another prime (33201013129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16600506560 + 16600506561.

It is an arithmetic number, because the mean of its divisors is an integer number (16600506561).

Almost surely, 2^33201013121 is an apocalyptic number.

It is an amenable number.

33201013121 is a deficient number, since it is larger than the sum of its proper divisors (1).

33201013121 is an equidigital number, since it uses as much as digits as its factorization.

33201013121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 33201013121 its reverse (12131010233), we get a palindrome (45332023354).

The spelling of 33201013121 in words is "thirty-three billion, two hundred one million, thirteen thousand, one hundred twenty-one".