21022120200110 has 32 divisors (see below), whose sum is σ = 38352468211200. Its totient is φ = 8295546280608.

The previous prime is 21022120200073. The next prime is 21022120200121. The reversal of 21022120200110 is 1100202122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38531060 + ... + 39072839.

It is an arithmetic number, because the mean of its divisors is an integer number (1198514631600).

Almost surely, 2^{21022120200110} is an apocalyptic number.

21022120200110 is a deficient number, since it is larger than the sum of its proper divisors (17330348011090).

21022120200110 is a wasteful number, since it uses less digits than its factorization.

21022120200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77604272.

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

Adding to 21022120200110 its reverse (1100202122012), we get a palindrome (22122322322122).

The spelling of 21022120200110 in words is "twenty-one trillion, twenty-two billion, one hundred twenty million, two hundred thousand, one hundred ten".