1202000011011 has 24 divisors (see below), whose sum is σ = 1745976098880. Its totient is φ = 796841136000.

The previous prime is 1202000011001. The next prime is 1202000011031. The reversal of 1202000011011 is 1101100002021.

It is a happy number.

It is not a de Polignac number, because 1202000011011 - 2⁵ = 1202000010979 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 1202000010984 and 1202000011002.

It is not an unprimeable number, because it can be changed into a prime (1202000011001) 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, 1109271 + ... + 1906431.

It is an arithmetic number, because the mean of its divisors is an integer number (72749004120).

Almost surely, 2^{1202000011011} is an apocalyptic number.

1202000011011 is a deficient number, since it is larger than the sum of its proper divisors (543976087869).

1202000011011 is a wasteful number, since it uses less digits than its factorization.

1202000011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798107 (or 798104 counting only the distinct ones).

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

Adding to 1202000011011 its reverse (1101100002021), we get a palindrome (2303100013032).

The spelling of 1202000011011 in words is "one trillion, two hundred two billion, eleven thousand, eleven".