1030128225851 has 2 divisors, whose sum is σ = 1030128225852. Its totient is φ = 1030128225850.

The previous prime is 1030128225827. The next prime is 1030128225853. The reversal of 1030128225851 is 1585228210301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1030128225851 - 2³⁰ = 1029054484027 is a prime.

It is a super-2 number, since 2×1030128225851² (a number of 25 digits) contains 22 as substring.

Together with 1030128225853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1030128225853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515064112925 + 515064112926.

It is an arithmetic number, because the mean of its divisors is an integer number (515064112926).

Almost surely, 2^{1030128225851} is an apocalyptic number.

1030128225851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030128225851 is an equidigital number, since it uses as much as digits as its factorization.

1030128225851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38400, while the sum is 38.

The spelling of 1030128225851 in words is "one trillion, thirty billion, one hundred twenty-eight million, two hundred twenty-five thousand, eight hundred fifty-one".