1002000001111 has 8 divisors (see below), whose sum is σ = 1043475882624. Its totient is φ = 961096200960.

The previous prime is 1002000001091. The next prime is 1002000001139. The reversal of 1002000001111 is 1111000002001.

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 1002000001111 - 2³¹ = 999852517463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002000001094 and 1002000001103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002000001141) 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, 143016766 + ... + 143023771.

It is an arithmetic number, because the mean of its divisors is an integer number (130434485328).

Almost surely, 2^{1002000001111} is an apocalyptic number.

1002000001111 is a deficient number, since it is larger than the sum of its proper divisors (41475881513).

1002000001111 is a wasteful number, since it uses less digits than its factorization.

1002000001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286040681.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1002000001111 its reverse (1111000002001), we get a palindrome (2113000003112).

The spelling of 1002000001111 in words is "one trillion, two billion, one thousand, one hundred eleven".