2011122104 has 32 divisors (see below), whose sum is σ = 3854952000. Its totient is φ = 983178240.

The previous prime is 2011122079. The next prime is 2011122107. The reversal of 2011122104 is 4012211102.

It is a happy number.

It is a super-2 number, since 2×2011122104² = 8089224234394773632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011122107) 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, 494672 + ... + 498720.

It is an arithmetic number, because the mean of its divisors is an integer number (120467250).

Almost surely, 2^2011122104 is an apocalyptic number.

It is an amenable number.

2011122104 is a deficient number, since it is larger than the sum of its proper divisors (1843829896).

2011122104 is a wasteful number, since it uses less digits than its factorization.

2011122104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5423 (or 5419 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2011122104 is about 44845.5360543276. The cubic root of 2011122104 is about 1262.2522294415.

Adding to 2011122104 its reverse (4012211102), we get a palindrome (6023333206).

The spelling of 2011122104 in words is "two billion, eleven million, one hundred twenty-two thousand, one hundred four".