11102002001001 has 24 divisors (see below), whose sum is σ = 16275815716160. Its totient is φ = 7290757701216.

The previous prime is 11102002000981. The next prime is 11102002001023. The reversal of 11102002001001 is 10010020020111.

It is a happy number.

It is not a de Polignac number, because 11102002001001 - 2¹¹ = 11102001998953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11102002009001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68002596 + ... + 68165658.

Almost surely, 2^{11102002001001} is an apocalyptic number.

It is an amenable number.

11102002001001 is a deficient number, since it is larger than the sum of its proper divisors (5173813715159).

11102002001001 is a wasteful number, since it uses less digits than its factorization.

11102002001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276045 (or 276042 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11102002001001 its reverse (10010020020111), we get a palindrome (21112022021112).

The spelling of 11102002001001 in words is "eleven trillion, one hundred two billion, two million, one thousand, one".