100221021110 has 32 divisors (see below), whose sum is σ = 206193874752. Its totient is φ = 34357340160.

The previous prime is 100221021107. The next prime is 100221021137. The reversal of 100221021110 is 11120122001.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100221021091 and 100221021100.

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, 527750 + ... + 692070.

It is an arithmetic number, because the mean of its divisors is an integer number (6443558586).

Almost surely, 2^100221021110 is an apocalyptic number.

100221021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100221021110 is an abundant number, since it is smaller than the sum of its proper divisors (105972853642).

100221021110 is a wasteful number, since it uses less digits than its factorization.

100221021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173048.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100221021110 its reverse (11120122001), we get a palindrome (111341143111).

The spelling of 100221021110 in words is "one hundred billion, two hundred twenty-one million, twenty-one thousand, one hundred ten".