2213515601251 has 2 divisors, whose sum is σ = 2213515601252. Its totient is φ = 2213515601250.

The previous prime is 2213515601239. The next prime is 2213515601317. The reversal of 2213515601251 is 1521065153122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2213515601251 - 2¹⁵ = 2213515568483 is a prime.

It is not a weakly prime, because it can be changed into another prime (2213515601351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106757800625 + 1106757800626.

It is an arithmetic number, because the mean of its divisors is an integer number (1106757800626).

Almost surely, 2^{2213515601251} is an apocalyptic number.

2213515601251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213515601251 is an equidigital number, since it uses as much as digits as its factorization.

2213515601251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 2213515601251 in words is "two trillion, two hundred thirteen billion, five hundred fifteen million, six hundred one thousand, two hundred fifty-one".