4204221000050 has 48 divisors (see below), whose sum is σ = 8286647823720. Its totient is φ = 1581464616960.

The previous prime is 4204221000047. The next prime is 4204221000053. The reversal of 4204221000050 is 500001224024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4204221000047) and next prime (4204221000053).

It can be written as a sum of positive squares in 12 ways, for example, as 817999051489 + 3386221948561 = 904433^2 + 1840169^2 .

It is a super-2 number, since 2×4204221000050² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4204220999986 and 4204221000031.

It is not an unprimeable number, because it can be changed into a prime (4204221000053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 997655 + ... + 3066554.

Almost surely, 2^{4204221000050} is an apocalyptic number.

4204221000050 is a deficient number, since it is larger than the sum of its proper divisors (4082426823670).

4204221000050 is a wasteful number, since it uses less digits than its factorization.

4204221000050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065455 (or 4065450 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 4204221000050 its reverse (500001224024), we get a palindrome (4704222224074).

The spelling of 4204221000050 in words is "four trillion, two hundred four billion, two hundred twenty-one million, fifty", and thus it is an aban number.