11000122122 has 32 divisors (see below), whose sum is σ = 24453109440. Its totient is φ = 3270475520.

The previous prime is 11000122121. The next prime is 11000122123. The reversal of 11000122122 is 22122100011.

It is an interprime number because it is at equal distance from previous prime (11000122121) and next prime (11000122123).

It is a junction number, because it is equal to n+sod(n) for n = 11000122098 and 11000122107.

It is not an unprimeable number, because it can be changed into a prime (11000122121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1568847 + ... + 1575842.

It is an arithmetic number, because the mean of its divisors is an integer number (764159670).

Almost surely, 2^11000122122 is an apocalyptic number.

11000122122 is an abundant number, since it is smaller than the sum of its proper divisors (13452987318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11000122122 is a wasteful number, since it uses less digits than its factorization.

11000122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144758.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11000122122 its reverse (22122100011), we get a palindrome (33122222133).

The spelling of 11000122122 in words is "eleven billion, one hundred twenty-two thousand, one hundred twenty-two".