100121221202110 has 8 divisors (see below), whose sum is σ = 180218198163816. Its totient is φ = 40048488480840.

The previous prime is 100121221202099. The next prime is 100121221202183. The reversal of 100121221202110 is 11202122121001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006061060096 + ... + 5006061060115.

It is an arithmetic number, because the mean of its divisors is an integer number (22527274770477).

Almost surely, 2^{100121221202110} is an apocalyptic number.

100121221202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121221202110 is a deficient number, since it is larger than the sum of its proper divisors (80096976961706).

100121221202110 is a wasteful number, since it uses less digits than its factorization.

100121221202110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012122120218.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100121221202110 its reverse (11202122121001), we get a palindrome (111323343323111).

The spelling of 100121221202110 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twenty-one million, two hundred two thousand, one hundred ten".