822987001652211 has 48 divisors (see below), whose sum is σ = 1345625852538240. Its totient is φ = 498495468784320.

The previous prime is 822987001652183. The next prime is 822987001652243. The reversal of 822987001652211 is 112256100789228.

It is a happy number.

822987001652211 is a `hidden beast` number, since 8 + 2 + 2 + 98 + 7 + 0 + 0 + 16 + 522 + 11 = 666.

It is not a de Polignac number, because 822987001652211 - 2²² = 822986997457907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (822987001652411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83131941 + ... + 92503478.

It is an arithmetic number, because the mean of its divisors is an integer number (28033871927880).

Almost surely, 2^{822987001652211} is an apocalyptic number.

822987001652211 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

822987001652211 is a deficient number, since it is larger than the sum of its proper divisors (522638850886029).

822987001652211 is a wasteful number, since it uses less digits than its factorization.

822987001652211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175637198 (or 175637186 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The spelling of 822987001652211 in words is "eight hundred twenty-two trillion, nine hundred eighty-seven billion, one million, six hundred fifty-two thousand, two hundred eleven".