1002130111011 has 4 divisors (see below), whose sum is σ = 1336173481352. Its totient is φ = 668086740672.

The previous prime is 1002130111001. The next prime is 1002130111019. The reversal of 1002130111011 is 1101110312001.

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

It is not a de Polignac number, because 1002130111011 - 2⁵ = 1002130110979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002130111019) 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 3 ways as a sum of consecutive naturals, for example, 167021685166 + ... + 167021685171.

It is an arithmetic number, because the mean of its divisors is an integer number (334043370338).

Almost surely, 2^{1002130111011} is an apocalyptic number.

1002130111011 is a deficient number, since it is larger than the sum of its proper divisors (334043370341).

1002130111011 is an equidigital number, since it uses as much as digits as its factorization.

1002130111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334043370340.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 1002130111011 its reverse (1101110312001), we get a palindrome (2103240423012).

The spelling of 1002130111011 in words is "one trillion, two billion, one hundred thirty million, one hundred eleven thousand, eleven".