2101241303111 has 4 divisors (see below), whose sum is σ = 2173697899800. Its totient is φ = 2028784706424.

The previous prime is 2101241303099. The next prime is 2101241303129. The reversal of 2101241303111 is 1113031421012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101241303111 is a prime.

It is a super-2 number, since 2×2101241303111² (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 (2101241303311) 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, 36228298301 + ... + 36228298358.

It is an arithmetic number, because the mean of its divisors is an integer number (543424474950).

Almost surely, 2^{2101241303111} is an apocalyptic number.

2101241303111 is a deficient number, since it is larger than the sum of its proper divisors (72456596689).

2101241303111 is an equidigital number, since it uses as much as digits as its factorization.

2101241303111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72456596688.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2101241303111 its reverse (1113031421012), we get a palindrome (3214272724123).

The spelling of 2101241303111 in words is "two trillion, one hundred one billion, two hundred forty-one million, three hundred three thousand, one hundred eleven".