6421102422 has 32 divisors (see below), whose sum is σ = 14698678272. Its totient is φ = 1831866624.

The previous prime is 6421102417. The next prime is 6421102439. The reversal of 6421102422 is 2242011246.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6421102392 and 6421102401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85318 + ... + 141849.

It is an arithmetic number, because the mean of its divisors is an integer number (459333696).

Almost surely, 2^6421102422 is an apocalyptic number.

6421102422 is an abundant number, since it is smaller than the sum of its proper divisors (8277575850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6421102422 is a wasteful number, since it uses less digits than its factorization.

6421102422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227852.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 6421102422 is about 80131.7815975659. The cubic root of 6421102422 is about 1858.6738940517.

Adding to 6421102422 its reverse (2242011246), we get a palindrome (8663113668).

The spelling of 6421102422 in words is "six billion, four hundred twenty-one million, one hundred two thousand, four hundred twenty-two".