201044413101 has 16 divisors (see below), whose sum is σ = 316917302400. Its totient is φ = 110921055168.

The previous prime is 201044413093. The next prime is 201044413109. The reversal of 201044413101 is 101314440102.

It is an interprime number because it is at equal distance from previous prime (201044413093) and next prime (201044413109).

It is not a de Polignac number, because 201044413101 - 2³ = 201044413093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044413109) 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, 165060486 + ... + 165061703.

It is an arithmetic number, because the mean of its divisors is an integer number (19807331400).

Almost surely, 2^201044413101 is an apocalyptic number.

201044413101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201044413101 is a deficient number, since it is larger than the sum of its proper divisors (115872889299).

201044413101 is a wasteful number, since it uses less digits than its factorization.

201044413101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330122228.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201044413101 its reverse (101314440102), we get a palindrome (302358853203).

The spelling of 201044413101 in words is "two hundred one billion, forty-four million, four hundred thirteen thousand, one hundred one".