6821022082 has 32 divisors (see below), whose sum is σ = 12121384320. Its totient is φ = 2816661120.

The previous prime is 6821022079. The next prime is 6821022083. The reversal of 6821022082 is 2802201286.

It is a super-2 number, since 2×6821022082² = 93052684486263229448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6821022083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182238 + ... + 216454.

It is an arithmetic number, because the mean of its divisors is an integer number (378793260).

Almost surely, 2^6821022082 is an apocalyptic number.

6821022082 is a deficient number, since it is larger than the sum of its proper divisors (5300362238).

6821022082 is a wasteful number, since it uses less digits than its factorization.

6821022082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34746.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 6821022082 is about 82589.4792452404. The cubic root of 6821022082 is about 1896.4867748553.

The spelling of 6821022082 in words is "six billion, eight hundred twenty-one million, twenty-two thousand, eighty-two".