25300042111 has 2 divisors, whose sum is σ = 25300042112. Its totient is φ = 25300042110.

The previous prime is 25300042081. The next prime is 25300042223. The reversal of 25300042111 is 11124000352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25300042111 - 2¹¹ = 25300040063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25300042811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650021055 + 12650021056.

It is an arithmetic number, because the mean of its divisors is an integer number (12650021056).

Almost surely, 2^25300042111 is an apocalyptic number.

25300042111 is a deficient number, since it is larger than the sum of its proper divisors (1).

25300042111 is an equidigital number, since it uses as much as digits as its factorization.

25300042111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 25300042111 its reverse (11124000352), we get a palindrome (36424042463).

The spelling of 25300042111 in words is "twenty-five billion, three hundred million, forty-two thousand, one hundred eleven".