20101001111013 has 8 divisors (see below), whose sum is σ = 26820940771008. Its totient is φ = 13390864429184.

The previous prime is 20101001110919. The next prime is 20101001111027. The reversal of 20101001111013 is 31011110010102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20101001111013 - 2¹² = 20101001106917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20101001111013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101001111033) 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 7 ways as a sum of consecutive naturals, for example, 2450739756 + ... + 2450747957.

It is an arithmetic number, because the mean of its divisors is an integer number (3352617596376).

Almost surely, 2^{20101001111013} is an apocalyptic number.

It is an amenable number.

20101001111013 is a deficient number, since it is larger than the sum of its proper divisors (6719939659995).

20101001111013 is a wasteful number, since it uses less digits than its factorization.

20101001111013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901489083.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 20101001111013 its reverse (31011110010102), we get a palindrome (51112111121115).

The spelling of 20101001111013 in words is "twenty trillion, one hundred one billion, one million, one hundred eleven thousand, thirteen".