250021228068019 has 2 divisors, whose sum is σ = 250021228068020. Its totient is φ = 250021228068018.

The previous prime is 250021228068011. The next prime is 250021228068061. The reversal of 250021228068019 is 910860822120052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250021228068019 - 2³ = 250021228068011 is a prime.

It is a super-2 number, since 2×250021228068019² (a number of 30 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 250021228068019.

It is not a weakly prime, because it can be changed into another prime (250021228068011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125010614034009 + 125010614034010.

It is an arithmetic number, because the mean of its divisors is an integer number (125010614034010).

Almost surely, 2^{250021228068019} is an apocalyptic number.

250021228068019 is a deficient number, since it is larger than the sum of its proper divisors (1).

250021228068019 is an equidigital number, since it uses as much as digits as its factorization.

250021228068019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 250021228068019 in words is "two hundred fifty trillion, twenty-one billion, two hundred twenty-eight million, sixty-eight thousand, nineteen".