11122011122 has 32 divisors (see below), whose sum is σ = 17307428544. Its totient is φ = 5357880000.

The previous prime is 11122011107. The next prime is 11122011127. The reversal of 11122011122 is 22111022111.

It is a junction number, because it is equal to n+sod(n) for n = 11122011097 and 11122011106.

It is not an unprimeable number, because it can be changed into a prime (11122011127) 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, 1118372 + ... + 1128272.

It is an arithmetic number, because the mean of its divisors is an integer number (540857142).

Almost surely, 2^11122011122 is an apocalyptic number.

11122011122 is a deficient number, since it is larger than the sum of its proper divisors (6185417422).

11122011122 is a wasteful number, since it uses less digits than its factorization.

11122011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10154.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11122011122 its reverse (22111022111), we get a palindrome (33233033233).

The spelling of 11122011122 in words is "eleven billion, one hundred twenty-two million, eleven thousand, one hundred twenty-two".