11022002122 has 16 divisors (see below), whose sum is σ = 17526005640. Its totient is φ = 5180758528.

The previous prime is 11022002119. The next prime is 11022002129. The reversal of 11022002122 is 22120022011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9918367281 + 1103634841 = 99591^2 + 33221^2 .

It is not an unprimeable number, because it can be changed into a prime (11022002129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159997 + ... + 218272.

Almost surely, 2^11022002122 is an apocalyptic number.

11022002122 is a deficient number, since it is larger than the sum of its proper divisors (6504003518).

11022002122 is a wasteful number, since it uses less digits than its factorization.

11022002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379145.

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

Adding to 11022002122 its reverse (22120022011), we get a palindrome (33142024133).

The spelling of 11022002122 in words is "eleven billion, twenty-two million, two thousand, one hundred twenty-two".