1002100011011 has 8 divisors (see below), whose sum is σ = 1093336468464. Its totient is φ = 910886296320.

The previous prime is 1002100010999. The next prime is 1002100011037. The reversal of 1002100011011 is 1101100012001.

It is a happy number.

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

It is not a de Polignac number, because 1002100011011 - 2³⁸ = 727222104067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002100011011.

It is not an unprimeable number, because it can be changed into a prime (1002100011611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5593490 + ... + 5769863.

It is an arithmetic number, because the mean of its divisors is an integer number (136667058558).

Almost surely, 2^{1002100011011} is an apocalyptic number.

1002100011011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1002100011011 is a deficient number, since it is larger than the sum of its proper divisors (91236457453).

1002100011011 is a wasteful number, since it uses less digits than its factorization.

1002100011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11371381.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1002100011011 its reverse (1101100012001), we get a palindrome (2103200023012).

The spelling of 1002100011011 in words is "one trillion, two billion, one hundred million, eleven thousand, eleven".