11021012 has 12 divisors (see below), whose sum is σ = 19332180. Its totient is φ = 5497536.

The previous prime is 11021011. The next prime is 11021033. The reversal of 11021012 is 21012011.

It can be written as a sum of positive squares in 2 ways, for example, as 9947716 + 1073296 = 3154^2 + 1036^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187 + ... + 4842.

It is an arithmetic number, because the mean of its divisors is an integer number (1611015).

Almost surely, 2^11021012 is an apocalyptic number.

It is an amenable number.

11021012 is a deficient number, since it is larger than the sum of its proper divisors (8311168).

11021012 is a wasteful number, since it uses less digits than its factorization.

11021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6490 (or 6488 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 11021012 is about 3319.7909572743. The cubic root of 11021012 is about 222.5395258653.

Adding to 11021012 its reverse (21012011), we get a palindrome (32033023).

Subtracting 11021012 from its reverse (21012011), we obtain a palindrome (9990999).

The spelling of 11021012 in words is "eleven million, twenty-one thousand, twelve".