11001213122 has 16 divisors (see below), whose sum is σ = 17305833600. Its totient is φ = 5235005952.

The previous prime is 11001213103. The next prime is 11001213173. The reversal of 11001213122 is 22131210011.

It is a junction number, because it is equal to n+sod(n) for n = 11001213097 and 11001213106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591743 + ... + 610050.

It is an arithmetic number, because the mean of its divisors is an integer number (1081614600).

Almost surely, 2^11001213122 is an apocalyptic number.

11001213122 is a deficient number, since it is larger than the sum of its proper divisors (6304620478).

11001213122 is a wasteful number, since it uses less digits than its factorization.

11001213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202017.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11001213122 its reverse (22131210011), we get a palindrome (33132423133).

The spelling of 11001213122 in words is "eleven billion, one million, two hundred thirteen thousand, one hundred twenty-two".