1002011111122 has 16 divisors (see below), whose sum is σ = 1818776471040. Its totient is φ = 404172548928.

The previous prime is 1002011111117. The next prime is 1002011111131. The reversal of 1002011111122 is 2211111102001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2105065122 + ... + 2105065597.

It is an arithmetic number, because the mean of its divisors is an integer number (113673529440).

Almost surely, 2^{1002011111122} is an apocalyptic number.

1002011111122 is a deficient number, since it is larger than the sum of its proper divisors (816765359918).

1002011111122 is a wasteful number, since it uses less digits than its factorization.

1002011111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4210130745.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1002011111122 its reverse (2211111102001), we get a palindrome (3213122213123).

The spelling of 1002011111122 in words is "one trillion, two billion, eleven million, one hundred eleven thousand, one hundred twenty-two".