2233121020121 has 2 divisors, whose sum is σ = 2233121020122. Its totient is φ = 2233121020120.

The previous prime is 2233121020099. The next prime is 2233121020127. The reversal of 2233121020121 is 1210201213322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1878338775625 + 354782244496 = 1370525^2 + 595636^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233121020121 - 2¹⁰ = 2233121019097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2233121020093 and 2233121020102.

It is not a weakly prime, because it can be changed into another prime (2233121020127) 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, 1116560510060 + 1116560510061.

It is an arithmetic number, because the mean of its divisors is an integer number (1116560510061).

Almost surely, 2^{2233121020121} is an apocalyptic number.

It is an amenable number.

2233121020121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233121020121 is an equidigital number, since it uses as much as digits as its factorization.

2233121020121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2233121020121 its reverse (1210201213322), we get a palindrome (3443322233443).

The spelling of 2233121020121 in words is "two trillion, two hundred thirty-three billion, one hundred twenty-one million, twenty thousand, one hundred twenty-one".