11202020012 has 12 divisors (see below), whose sum is σ = 19652424456. Its totient is φ = 5587041600.

The previous prime is 11202020009. The next prime is 11202020029. The reversal of 11202020012 is 21002020211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11202019975 and 11202020002.

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, 3490298 + ... + 3493505.

It is an arithmetic number, because the mean of its divisors is an integer number (1637702038).

Almost surely, 2^11202020012 is an apocalyptic number.

It is an amenable number.

11202020012 is a deficient number, since it is larger than the sum of its proper divisors (8450404444).

11202020012 is a wasteful number, since it uses less digits than its factorization.

11202020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6984208 (or 6984206 counting only the distinct ones).

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

Adding to 11202020012 its reverse (21002020211), we get a palindrome (32204040223).

The spelling of 11202020012 in words is "eleven billion, two hundred two million, twenty thousand, twelve".