2102320101011 has 32 divisors (see below), whose sum is σ = 2422760558400. Its totient is φ = 1807957946880.

The previous prime is 2102320100999. The next prime is 2102320101017. The reversal of 2102320101011 is 1101010232012.

It is a cyclic number.

It is not a de Polignac number, because 2102320101011 - 2¹⁸ = 2102319838867 is a prime.

It is a super-2 number, since 2×2102320101011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2102320101017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94564445 + ... + 94586673.

It is an arithmetic number, because the mean of its divisors is an integer number (75711267450).

Almost surely, 2^{2102320101011} is an apocalyptic number.

2102320101011 is a deficient number, since it is larger than the sum of its proper divisors (320440457389).

2102320101011 is a wasteful number, since it uses less digits than its factorization.

2102320101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28599.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2102320101011 its reverse (1101010232012), we get a palindrome (3203330333023).

The spelling of 2102320101011 in words is "two trillion, one hundred two billion, three hundred twenty million, one hundred one thousand, eleven".