221110002010 has 32 divisors (see below), whose sum is σ = 420391014912. Its totient is φ = 83600475840.

The previous prime is 221110002007. The next prime is 221110002017. The reversal of 221110002010 is 10200011122.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (221110002017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8280369 + ... + 8307028.

It is an arithmetic number, because the mean of its divisors is an integer number (13137219216).

Almost surely, 2^221110002010 is an apocalyptic number.

221110002010 is a deficient number, since it is larger than the sum of its proper divisors (199281012902).

221110002010 is a wasteful number, since it uses less digits than its factorization.

221110002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16587478.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 221110002010 its reverse (10200011122), we get a palindrome (231310013132).

The spelling of 221110002010 in words is "two hundred twenty-one billion, one hundred ten million, two thousand, ten".