2100311003101 has 4 divisors (see below), whose sum is σ = 2109482667100. Its totient is φ = 2091139339104.

The previous prime is 2100311003093. The next prime is 2100311003107. The reversal of 2100311003101 is 1013001130012.

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 1174384016100 + 925926987001 = 1083690^2 + 962251^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100311003101 - 2³ = 2100311003093 is a prime.

It is a super-2 number, since 2×2100311003101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100311003107) 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, 4585831656 + ... + 4585832113.

It is an arithmetic number, because the mean of its divisors is an integer number (527370666775).

Almost surely, 2^{2100311003101} is an apocalyptic number.

It is an amenable number.

2100311003101 is a deficient number, since it is larger than the sum of its proper divisors (9171663999).

2100311003101 is an equidigital number, since it uses as much as digits as its factorization.

2100311003101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9171663998.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 2100311003101 its reverse (1013001130012), we get a palindrome (3113312133113).

The spelling of 2100311003101 in words is "two trillion, one hundred billion, three hundred eleven million, three thousand, one hundred one".