2101303011011 has 4 divisors (see below), whose sum is σ = 2116420299000. Its totient is φ = 2086185723024.

The previous prime is 2101303010881. The next prime is 2101303011029. The reversal of 2101303011011 is 1101103031012.

It is a happy number.

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-2101303011011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101303011091) 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, 7558643786 + ... + 7558644063.

It is an arithmetic number, because the mean of its divisors is an integer number (529105074750).

Almost surely, 2^{2101303011011} is an apocalyptic number.

2101303011011 is a deficient number, since it is larger than the sum of its proper divisors (15117287989).

2101303011011 is a wasteful number, since it uses less digits than its factorization.

2101303011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15117287988.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 2101303011011 its reverse (1101103031012), we get a palindrome (3202406042023).

The spelling of 2101303011011 in words is "two trillion, one hundred one billion, three hundred three million, eleven thousand, eleven".