1108721242101 has 16 divisors (see below), whose sum is σ = 1668295287360. Its totient is φ = 648781499520.

The previous prime is 1108721242093. The next prime is 1108721242103. The reversal of 1108721242101 is 1012421278011.

It is not a de Polignac number, because 1108721242101 - 2³ = 1108721242093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108721242103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579268240 + ... + 579270153.

It is an arithmetic number, because the mean of its divisors is an integer number (104268455460).

Almost surely, 2^{1108721242101} is an apocalyptic number.

1108721242101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1108721242101 is a deficient number, since it is larger than the sum of its proper divisors (559574045259).

1108721242101 is a wasteful number, since it uses less digits than its factorization.

1108721242101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158538436.

The product of its (nonzero) digits is 1792, while the sum is 30.

The spelling of 1108721242101 in words is "one trillion, one hundred eight billion, seven hundred twenty-one million, two hundred forty-two thousand, one hundred one".