221200020211010 has 64 divisors (see below), whose sum is σ = 407993015888640. Its totient is φ = 86325996460800.

The previous prime is 221200020211007. The next prime is 221200020211069. The reversal of 221200020211010 is 10112020002122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29218259 + ... + 36001481.

It is an arithmetic number, because the mean of its divisors is an integer number (6374890873260).

Almost surely, 2^{221200020211010} is an apocalyptic number.

221200020211010 is a deficient number, since it is larger than the sum of its proper divisors (186792995677630).

221200020211010 is a wasteful number, since it uses less digits than its factorization.

221200020211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6783803.

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

Adding to 221200020211010 its reverse (10112020002122), we get a palindrome (231312040213132).

The spelling of 221200020211010 in words is "two hundred twenty-one trillion, two hundred billion, twenty million, two hundred eleven thousand, ten".