250105219601 has 2 divisors, whose sum is σ = 250105219602. Its totient is φ = 250105219600.

The previous prime is 250105219547. The next prime is 250105219607. The reversal of 250105219601 is 106912501052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141376752001 + 108728467600 = 376001^2 + 329740^2 .

It is a cyclic number.

It is not a de Polignac number, because 250105219601 - 2¹⁴ = 250105203217 is a prime.

It is not a weakly prime, because it can be changed into another prime (250105219607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125052609800 + 125052609801.

It is an arithmetic number, because the mean of its divisors is an integer number (125052609801).

Almost surely, 2^250105219601 is an apocalyptic number.

It is an amenable number.

250105219601 is a deficient number, since it is larger than the sum of its proper divisors (1).

250105219601 is an equidigital number, since it uses as much as digits as its factorization.

250105219601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 250105219601 in words is "two hundred fifty billion, one hundred five million, two hundred nineteen thousand, six hundred one".