201001234244101 has 4 divisors (see below), whose sum is σ = 201001266591532. Its totient is φ = 201001201896672.

The previous prime is 201001234244047. The next prime is 201001234244257. The reversal of 201001234244101 is 101442432100102.

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 86387637305025 + 114613596939076 = 9294495^2 + 10705774^2 .

It is a cyclic number.

It is not a de Polignac number, because 201001234244101 - 2⁷ = 201001234243973 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 (201001234244801) 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, 3588870 + ... + 20368663.

It is an arithmetic number, because the mean of its divisors is an integer number (50250316647883).

Almost surely, 2^{201001234244101} is an apocalyptic number.

It is an amenable number.

201001234244101 is a deficient number, since it is larger than the sum of its proper divisors (32347431).

201001234244101 is an equidigital number, since it uses as much as digits as its factorization.

201001234244101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32347430.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 201001234244101 its reverse (101442432100102), we get a palindrome (302443666344203).

The spelling of 201001234244101 in words is "two hundred one trillion, one billion, two hundred thirty-four million, two hundred forty-four thousand, one hundred one".