11201020022 has 4 divisors (see below), whose sum is σ = 16801530036. Its totient is φ = 5600510010.

The previous prime is 11201020007. The next prime is 11201020043. The reversal of 11201020022 is 22002010211.

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: 22002010211 = 1093 ⋅20129927.

It is a junction number, because it is equal to n+sod(n) for n = 11201019985 and 11201020012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800255004 + ... + 2800255007.

It is an arithmetic number, because the mean of its divisors is an integer number (4200382509).

Almost surely, 2^11201020022 is an apocalyptic number.

11201020022 is a deficient number, since it is larger than the sum of its proper divisors (5600510014).

11201020022 is an equidigital number, since it uses as much as digits as its factorization.

11201020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5600510013.

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

Adding to 11201020022 its reverse (22002010211), we get a palindrome (33203030233).

The spelling of 11201020022 in words is "eleven billion, two hundred one million, twenty thousand, twenty-two".