11212022 has 4 divisors (see below), whose sum is σ = 16818036. Its totient is φ = 5606010.

The previous prime is 11212013. The next prime is 11212037. The reversal of 11212022 is 22021211.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 11211994 and 11212012.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2803004 + ... + 2803007.

It is an arithmetic number, because the mean of its divisors is an integer number (4204509).

Almost surely, 2^11212022 is an apocalyptic number.

11212022 is a deficient number, since it is larger than the sum of its proper divisors (5606014).

11212022 is an equidigital number, since it uses as much as digits as its factorization.

11212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606013.

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

The square root of 11212022 is about 3348.4357541993. The cubic root of 11212022 is about 223.8178126386.

Adding to 11212022 its reverse (22021211), we get a palindrome (33233233).

The spelling of 11212022 in words is "eleven million, two hundred twelve thousand, twenty-two".