2111303320101 has 16 divisors (see below), whose sum is σ = 3128016196800. Its totient is φ = 1407463804944.

The previous prime is 2111303320039. The next prime is 2111303320129. The reversal of 2111303320101 is 1010233031112.

2111303320101 is a `hidden beast` number, since 21 + 11 + 303 + 320 + 10 + 1 = 666.

It is not a de Polignac number, because 2111303320101 - 2²¹ = 2111301222949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111303420101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1450611 + ... + 2515328.

It is an arithmetic number, because the mean of its divisors is an integer number (195501012300).

Almost surely, 2^{2111303320101} is an apocalyptic number.

It is an amenable number.

2111303320101 is a deficient number, since it is larger than the sum of its proper divisors (1016712876699).

2111303320101 is a wasteful number, since it uses less digits than its factorization.

2111303320101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3985665 (or 3985659 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 2111303320101 its reverse (1010233031112), we get a palindrome (3121536351213).

The spelling of 2111303320101 in words is "two trillion, one hundred eleven billion, three hundred three million, three hundred twenty thousand, one hundred one".