201001110120101 has 4 divisors (see below), whose sum is σ = 201886577565792. Its totient is φ = 200115642674412.

The previous prime is 201001110120091. The next prime is 201001110120179. The reversal of 201001110120101 is 101021011100102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201001110120101 - 2⁶ = 201001110120037 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 (201001110020101) 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, 442733722505 + ... + 442733722958.

It is an arithmetic number, because the mean of its divisors is an integer number (50471644391448).

Almost surely, 2^{201001110120101} is an apocalyptic number.

It is an amenable number.

201001110120101 is a deficient number, since it is larger than the sum of its proper divisors (885467445691).

201001110120101 is an equidigital number, since it uses as much as digits as its factorization.

201001110120101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885467445690.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 201001110120101 its reverse (101021011100102), we get a palindrome (302022121220203).

The spelling of 201001110120101 in words is "two hundred one trillion, one billion, one hundred ten million, one hundred twenty thousand, one hundred one".