20000221200110 has 32 divisors (see below), whose sum is σ = 37315899396864. Its totient is φ = 7709896512000.

The previous prime is 20000221200073. The next prime is 20000221200131. The reversal of 20000221200110 is 1100212200002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20000221200091 and 20000221200100.

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, 133777661 + ... + 133927080.

It is an arithmetic number, because the mean of its divisors is an integer number (1166121856152).

Almost surely, 2^{20000221200110} is an apocalyptic number.

20000221200110 is a deficient number, since it is larger than the sum of its proper divisors (17315678196754).

20000221200110 is a wasteful number, since it uses less digits than its factorization.

20000221200110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267705020.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20000221200110 its reverse (1100212200002), we get a palindrome (21100433400112).

The spelling of 20000221200110 in words is "twenty trillion, two hundred twenty-one million, two hundred thousand, one hundred ten".