4221830206650 has 48 divisors (see below), whose sum is σ = 11965873045824. Its totient is φ = 964989761280.

The previous prime is 4221830206619. The next prime is 4221830206703. The reversal of 4221830206650 is 566020381224.

It is a junction number, because it is equal to n+sod(n) for n = 4221830206599 and 4221830206608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2010394287 + ... + 2010396386.

It is an arithmetic number, because the mean of its divisors is an integer number (249289021788).

Almost surely, 2^{4221830206650} is an apocalyptic number.

4221830206650 is an abundant number, since it is smaller than the sum of its proper divisors (7744042839174).

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

4221830206650 is a wasteful number, since it uses less digits than its factorization.

4221830206650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020790695 (or 4020790690 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 4221830206650 its reverse (566020381224), we get a palindrome (4787850587874).

The spelling of 4221830206650 in words is "four trillion, two hundred twenty-one billion, eight hundred thirty million, two hundred six thousand, six hundred fifty".