2011201313101 has 4 divisors (see below), whose sum is σ = 2012410696192. Its totient is φ = 2009991930012.

The previous prime is 2011201313089. The next prime is 2011201313141. The reversal of 2011201313101 is 1013131021102.

It is a happy number.

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 2011201313101 - 2³⁷ = 1873762359629 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 (2011201313141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 604689051 + ... + 604692376.

It is an arithmetic number, because the mean of its divisors is an integer number (503102674048).

Almost surely, 2^{2011201313101} is an apocalyptic number.

It is an amenable number.

2011201313101 is a deficient number, since it is larger than the sum of its proper divisors (1209383091).

2011201313101 is a wasteful number, since it uses less digits than its factorization.

2011201313101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209383090.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2011201313101 its reverse (1013131021102), we get a palindrome (3024332334203).

The spelling of 2011201313101 in words is "two trillion, eleven billion, two hundred one million, three hundred thirteen thousand, one hundred one".