221120100220010 has 128 divisors (see below), whose sum is σ = 433659293614080. Its totient is φ = 80930367936000.

The previous prime is 221120100219989. The next prime is 221120100220027. The reversal of 221120100220010 is 10022001021122.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2311690685 + ... + 2311786335.

It is an arithmetic number, because the mean of its divisors is an integer number (3387963231360).

Almost surely, 2^{221120100220010} is an apocalyptic number.

221120100220010 is a deficient number, since it is larger than the sum of its proper divisors (212539193394070).

221120100220010 is a wasteful number, since it uses less digits than its factorization.

221120100220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99444.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221120100220010 its reverse (10022001021122), we get a palindrome (231142101241132).

The spelling of 221120100220010 in words is "two hundred twenty-one trillion, one hundred twenty billion, one hundred million, two hundred twenty thousand, ten".