2087822889511 has 2 divisors, whose sum is σ = 2087822889512. Its totient is φ = 2087822889510.

The previous prime is 2087822889413. The next prime is 2087822889527. The reversal of 2087822889511 is 1159882287802.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2087822889511 is a prime.

It is a super-2 number, since 2×2087822889511² (a number of 25 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 2087822889511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2087822889571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043911444755 + 1043911444756.

It is an arithmetic number, because the mean of its divisors is an integer number (1043911444756).

Almost surely, 2^{2087822889511} is an apocalyptic number.

2087822889511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087822889511 is an equidigital number, since it uses as much as digits as its factorization.

2087822889511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10321920, while the sum is 61.

The spelling of 2087822889511 in words is "two trillion, eighty-seven billion, eight hundred twenty-two million, eight hundred eighty-nine thousand, five hundred eleven".