11020212122 has 4 divisors (see below), whose sum is σ = 16530318186. Its totient is φ = 5510106060.

The previous prime is 11020212121. The next prime is 11020212131. The reversal of 11020212122 is 22121202011.

11020212122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7298114041 + 3722098081 = 85429^2 + 61009^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11020212097 and 11020212106.

It is not an unprimeable number, because it can be changed into a prime (11020212121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755053029 + ... + 2755053032.

Almost surely, 2^11020212122 is an apocalyptic number.

11020212122 is a deficient number, since it is larger than the sum of its proper divisors (5510106064).

11020212122 is an equidigital number, since it uses as much as digits as its factorization.

11020212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5510106063.

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

Adding to 11020212122 its reverse (22121202011), we get a palindrome (33141414133).

The spelling of 11020212122 in words is "eleven billion, twenty million, two hundred twelve thousand, one hundred twenty-two".