11021020020212 has 6 divisors (see below), whose sum is σ = 19286785035378. Its totient is φ = 5510510010104.

The previous prime is 11021020020209. The next prime is 11021020020217. The reversal of 11021020020212 is 21202002012011.

It can be written as a sum of positive squares in only one way, i.e., 9462981830416 + 1558038189796 = 3076196^2 + 1248214^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021020020217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377627502523 + ... + 1377627502530.

It is an arithmetic number, because the mean of its divisors is an integer number (3214464172563).

Almost surely, 2^{11021020020212} is an apocalyptic number.

It is an amenable number.

11021020020212 is a deficient number, since it is larger than the sum of its proper divisors (8265765015166).

11021020020212 is a wasteful number, since it uses less digits than its factorization.

11021020020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755255005057 (or 2755255005055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11021020020212 its reverse (21202002012011), we get a palindrome (32223022032223).

The spelling of 11021020020212 in words is "eleven trillion, twenty-one billion, twenty million, twenty thousand, two hundred twelve".