1120202220251 has 2 divisors, whose sum is σ = 1120202220252. Its totient is φ = 1120202220250.

The previous prime is 1120202220169. The next prime is 1120202220259. The reversal of 1120202220251 is 1520222020211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120202220251 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120202220259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560101110125 + 560101110126.

It is an arithmetic number, because the mean of its divisors is an integer number (560101110126).

Almost surely, 2^{1120202220251} is an apocalyptic number.

1120202220251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120202220251 is an equidigital number, since it uses as much as digits as its factorization.

1120202220251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 1120202220251 its reverse (1520222020211), we get a palindrome (2640424240462).

The spelling of 1120202220251 in words is "one trillion, one hundred twenty billion, two hundred two million, two hundred twenty thousand, two hundred fifty-one".