221012221110010 has 64 divisors (see below), whose sum is σ = 434406176216064. Its totient is φ = 80290590336000.

The previous prime is 221012221110001. The next prime is 221012221110049. The reversal of 221012221110010 is 10011122210122.

221012221110010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1040524279 + ... + 1040736661.

It is an arithmetic number, because the mean of its divisors is an integer number (6787596503376).

Almost surely, 2^{221012221110010} is an apocalyptic number.

221012221110010 is a deficient number, since it is larger than the sum of its proper divisors (213393955106054).

221012221110010 is a wasteful number, since it uses less digits than its factorization.

221012221110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221479.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 221012221110010 its reverse (10011122210122), we get a palindrome (231023343320132).

It can be divided in two parts, 22101222 and 1110010, that added together give a palindrome (23211232).

The spelling of 221012221110010 in words is "two hundred twenty-one trillion, twelve billion, two hundred twenty-one million, one hundred ten thousand, ten".