100101109901 has 4 divisors (see below), whose sum is σ = 107801195292. Its totient is φ = 92401024512.

The previous prime is 100101109897. The next prime is 100101109907. The reversal of 100101109901 is 109901101001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29369047876 + 70732062025 = 171374^2 + 265955^2 .

It is a cyclic number.

It is not a de Polignac number, because 100101109901 - 2² = 100101109897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101109907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3850042676 + ... + 3850042701.

It is an arithmetic number, because the mean of its divisors is an integer number (26950298823).

Almost surely, 2^100101109901 is an apocalyptic number.

It is an amenable number.

100101109901 is a deficient number, since it is larger than the sum of its proper divisors (7700085391).

100101109901 is an equidigital number, since it uses as much as digits as its factorization.

100101109901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7700085390.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 100101109901 in words is "one hundred billion, one hundred one million, one hundred nine thousand, nine hundred one".