242120455033 has 2 divisors, whose sum is σ = 242120455034. Its totient is φ = 242120455032.

The previous prime is 242120455009. The next prime is 242120455043. The reversal of 242120455033 is 330554021242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124053997369 + 118066457664 = 352213^2 + 343608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242120455033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242120454986 and 242120455004.

It is not a weakly prime, because it can be changed into another prime (242120455043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121060227516 + 121060227517.

It is an arithmetic number, because the mean of its divisors is an integer number (121060227517).

Almost surely, 2^242120455033 is an apocalyptic number.

It is an amenable number.

242120455033 is a deficient number, since it is larger than the sum of its proper divisors (1).

242120455033 is an equidigital number, since it uses as much as digits as its factorization.

242120455033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 242120455033 its reverse (330554021242), we get a palindrome (572674476275).

The spelling of 242120455033 in words is "two hundred forty-two billion, one hundred twenty million, four hundred fifty-five thousand, thirty-three".