22121411659 has 2 divisors, whose sum is σ = 22121411660. Its totient is φ = 22121411658.

The previous prime is 22121411657. The next prime is 22121411693. The reversal of 22121411659 is 95611412122.

It is an a-pointer prime, because the next prime (22121411693) can be obtained adding 22121411659 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22121411659 - 2¹ = 22121411657 is a prime.

It is a super-2 number, since 2×22121411659² (a number of 21 digits) contains 22 as substring.

Together with 22121411657, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22121411657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060705829 + 11060705830.

It is an arithmetic number, because the mean of its divisors is an integer number (11060705830).

Almost surely, 2^22121411659 is an apocalyptic number.

22121411659 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121411659 is an equidigital number, since it uses as much as digits as its factorization.

22121411659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 34.

The spelling of 22121411659 in words is "twenty-two billion, one hundred twenty-one million, four hundred eleven thousand, six hundred fifty-nine".