102120010111011 has 16 divisors (see below), whose sum is σ = 136995008177664. Its totient is φ = 67662626448384.

The previous prime is 102120010110977. The next prime is 102120010111033. The reversal of 102120010111011 is 110111010021201.

It is not a de Polignac number, because 102120010111011 - 2³⁴ = 102102830241827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102120010161011) 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 15 ways as a sum of consecutive naturals, for example, 11137950 + ... + 18118883.

It is an arithmetic number, because the mean of its divisors is an integer number (8562188011104).

Almost surely, 2^{102120010111011} is an apocalyptic number.

102120010111011 is a deficient number, since it is larger than the sum of its proper divisors (34874998066653).

102120010111011 is a wasteful number, since it uses less digits than its factorization.

102120010111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29263970.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 102120010111011 its reverse (110111010021201), we get a palindrome (212231020132212).

The spelling of 102120010111011 in words is "one hundred two trillion, one hundred twenty billion, ten million, one hundred eleven thousand, eleven".