6862120011 has 28 divisors (see below), whose sum is σ = 10566581872. Its totient is φ = 4451087376.

The previous prime is 6862120003. The next prime is 6862120019. The reversal of 6862120011 is 1100212686.

6862120011 is a `hidden beast` number, since 6 + 8 + 621 + 20 + 0 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (6862120003) and next prime (6862120019).

It is not a de Polignac number, because 6862120011 - 2³ = 6862120003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6862120019) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 100231 + ... + 154176.

It is an arithmetic number, because the mean of its divisors is an integer number (377377924).

Almost surely, 2^6862120011 is an apocalyptic number.

6862120011 is a deficient number, since it is larger than the sum of its proper divisors (3704461861).

6862120011 is an equidigital number, since it uses as much as digits as its factorization.

6862120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254462 (or 254447 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 6862120011 is about 82837.9140913145. The cubic root of 6862120011 is about 1900.2880459875.

Adding to 6862120011 its reverse (1100212686), we get a palindrome (7962332697).

The spelling of 6862120011 in words is "six billion, eight hundred sixty-two million, one hundred twenty thousand, eleven".