11020022122 has 4 divisors (see below), whose sum is σ = 16530033186. Its totient is φ = 5510011060.

The previous prime is 11020022119. The next prime is 11020022263. The reversal of 11020022122 is 22122002011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22122002011 = 86111 ⋅256901.

It can be written as a sum of positive squares in only one way, i.e., 9003922321 + 2016099801 = 94889^2 + 44901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755005529 + ... + 2755005532.

Almost surely, 2^11020022122 is an apocalyptic number.

11020022122 is a deficient number, since it is larger than the sum of its proper divisors (5510011064).

11020022122 is an equidigital number, since it uses as much as digits as its factorization.

11020022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510011063.

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

Adding to 11020022122 its reverse (22122002011), we get a palindrome (33142024133).

The spelling of 11020022122 in words is "eleven billion, twenty million, twenty-two thousand, one hundred twenty-two".