4221621810010 has 128 divisors (see below), whose sum is σ = 8856249550848. Its totient is φ = 1434433536000.

The previous prime is 4221621809983. The next prime is 4221621810013. The reversal of 4221621810010 is 100181261224.

It is not an unprimeable number, because it can be changed into a prime (4221621810013) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 13405924 + ... + 13717216.

It is an arithmetic number, because the mean of its divisors is an integer number (69189449616).

Almost surely, 2^{4221621810010} is an apocalyptic number.

4221621810010 is an abundant number, since it is smaller than the sum of its proper divisors (4634627740838).

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

4221621810010 is a wasteful number, since it uses less digits than its factorization.

4221621810010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311480.

The product of its (nonzero) digits is 1536, while the sum is 28.

The spelling of 4221621810010 in words is "four trillion, two hundred twenty-one billion, six hundred twenty-one million, eight hundred ten thousand, ten".