11211002011122 has 32 divisors (see below), whose sum is σ = 22999963573440. Its totient is φ = 3640920756480.

The previous prime is 11211002011073. The next prime is 11211002011141. The reversal of 11211002011122 is 22111020011211.

It is a happy number.

It is a super-2 number, since 2×11211002011122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30652563 + ... + 31016150.

It is an arithmetic number, because the mean of its divisors is an integer number (718748861670).

Almost surely, 2^{11211002011122} is an apocalyptic number.

11211002011122 is an abundant number, since it is smaller than the sum of its proper divisors (11788961562318).

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

11211002011122 is a wasteful number, since it uses less digits than its factorization.

11211002011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61669498.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11211002011122 its reverse (22111020011211), we get a palindrome (33322022022333).

The spelling of 11211002011122 in words is "eleven trillion, two hundred eleven billion, two million, eleven thousand, one hundred twenty-two".