11240021402287 has 2 divisors, whose sum is σ = 11240021402288. Its totient is φ = 11240021402286.

The previous prime is 11240021402221. The next prime is 11240021402327. The reversal of 11240021402287 is 78220412004211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11240021402287 - 2¹¹ = 11240021400239 is a prime.

It is a super-2 number, since 2×11240021402287² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11240021412287) 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, 5620010701143 + 5620010701144.

It is an arithmetic number, because the mean of its divisors is an integer number (5620010701144).

Almost surely, 2^{11240021402287} is an apocalyptic number.

11240021402287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240021402287 is an equidigital number, since it uses as much as digits as its factorization.

11240021402287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 34.

Adding to 11240021402287 its reverse (78220412004211), we get a palindrome (89460433406498).

The spelling of 11240021402287 in words is "eleven trillion, two hundred forty billion, twenty-one million, four hundred two thousand, two hundred eighty-seven".