2101103113133 has 4 divisors (see below), whose sum is σ = 2101442061600. Its totient is φ = 2100764164668.

The previous prime is 2101103113097. The next prime is 2101103113147. The reversal of 2101103113133 is 3313113011012.

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 2101103113133 - 2⁸ = 2101103112877 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 (2101103113183) 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, 169464935 + ... + 169477332.

It is an arithmetic number, because the mean of its divisors is an integer number (525360515400).

Almost surely, 2^{2101103113133} is an apocalyptic number.

It is an amenable number.

2101103113133 is a deficient number, since it is larger than the sum of its proper divisors (338948467).

2101103113133 is an equidigital number, since it uses as much as digits as its factorization.

2101103113133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338948466.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 2101103113133 its reverse (3313113011012), we get a palindrome (5414216124145).

The spelling of 2101103113133 in words is "two trillion, one hundred one billion, one hundred three million, one hundred thirteen thousand, one hundred thirty-three".