11020022212 has 12 divisors (see below), whose sum is σ = 19286054956. Its totient is φ = 5509720800.

The previous prime is 11020022119. The next prime is 11020022263. The reversal of 11020022212 is 21222002011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6389764096 + 4630258116 = 79936^2 + 68046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11020022192 and 11020022201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28462 + ... + 151162.

Almost surely, 2^11020022212 is an apocalyptic number.

It is an amenable number.

11020022212 is a deficient number, since it is larger than the sum of its proper divisors (8266032744).

11020022212 is a wasteful number, since it uses less digits than its factorization.

11020022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145158 (or 145156 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11020022212 its reverse (21222002011), we get a palindrome (32242024223).

The spelling of 11020022212 in words is "eleven billion, twenty million, twenty-two thousand, two hundred twelve".