101221121102110 has 32 divisors (see below), whose sum is σ = 182597636551680. Its totient is φ = 40399650163488.

The previous prime is 101221121102099. The next prime is 101221121102137. The reversal of 101221121102110 is 11201121122101.

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, 144379479 + ... + 145078861.

It is an arithmetic number, because the mean of its divisors is an integer number (5706176142240).

Almost surely, 2^{101221121102110} is an apocalyptic number.

101221121102110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101221121102110 is a deficient number, since it is larger than the sum of its proper divisors (81376515449570).

101221121102110 is a wasteful number, since it uses less digits than its factorization.

101221121102110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731112.

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

Adding to 101221121102110 its reverse (11201121122101), we get a palindrome (112422242224211).

The spelling of 101221121102110 in words is "one hundred one trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred two thousand, one hundred ten".