1002010110191 has 8 divisors (see below), whose sum is σ = 1012919011104. Its totient is φ = 991123914240.

The previous prime is 1002010110109. The next prime is 1002010110223. The reversal of 1002010110191 is 1910110102001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002010110191 - 2³⁸ = 727132203247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002010170191) 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 7 ways as a sum of consecutive naturals, for example, 5587490 + ... + 5764031.

It is an arithmetic number, because the mean of its divisors is an integer number (126614876388).

Almost surely, 2^{1002010110191} is an apocalyptic number.

1002010110191 is a deficient number, since it is larger than the sum of its proper divisors (10908900913).

1002010110191 is a wasteful number, since it uses less digits than its factorization.

1002010110191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11352481.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 1002010110191 its reverse (1910110102001), we get a palindrome (2912120212192).

The spelling of 1002010110191 in words is "one trillion, two billion, ten million, one hundred ten thousand, one hundred ninety-one".