6402322211 has 4 divisors (see below), whose sum is σ = 6402483792. Its totient is φ = 6402160632.

The previous prime is 6402322133. The next prime is 6402322271. The reversal of 6402322211 is 1122232046.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6402322211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6402322271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23645 + ... + 115601.

It is an arithmetic number, because the mean of its divisors is an integer number (1600620948).

Almost surely, 2^6402322211 is an apocalyptic number.

6402322211 is a deficient number, since it is larger than the sum of its proper divisors (161581).

6402322211 is an equidigital number, since it uses as much as digits as its factorization.

6402322211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161580.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 6402322211 is about 80014.5125024205. The cubic root of 6402322211 is about 1856.8600635542.

Adding to 6402322211 its reverse (1122232046), we get a palindrome (7524554257).

The spelling of 6402322211 in words is "six billion, four hundred two million, three hundred twenty-two thousand, two hundred eleven".