11020202012 has 12 divisors (see below), whose sum is σ = 19529472480. Its totient is φ = 5440352736.

The previous prime is 11020201999. The next prime is 11020202041. The reversal of 11020202012 is 21020202011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11020201984 and 11020202002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17436713 + ... + 17437344.

It is an arithmetic number, because the mean of its divisors is an integer number (1627456040).

Almost surely, 2^11020202012 is an apocalyptic number.

It is an amenable number.

11020202012 is a deficient number, since it is larger than the sum of its proper divisors (8509270468).

11020202012 is a wasteful number, since it uses less digits than its factorization.

11020202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34874140 (or 34874138 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11020202012 its reverse (21020202011), we get a palindrome (32040404023).

Subtracting 11020202012 from its reverse (21020202011), we obtain a palindrome (9999999999).

The spelling of 11020202012 in words is "eleven billion, twenty million, two hundred two thousand, twelve".