2011120022 has 4 divisors (see below), whose sum is σ = 3016680036. Its totient is φ = 1005560010.

The previous prime is 2011120003. The next prime is 2011120049. The reversal of 2011120022 is 2200211102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2011119985 and 2011120012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502780004 + ... + 502780007.

It is an arithmetic number, because the mean of its divisors is an integer number (754170009).

Almost surely, 2^2011120022 is an apocalyptic number.

2011120022 is a deficient number, since it is larger than the sum of its proper divisors (1005560014).

2011120022 is a wasteful number, since it uses less digits than its factorization.

2011120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005560013.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2011120022 is about 44845.5128413089. The cubic root of 2011120022 is about 1262.2517938621.

Adding to 2011120022 its reverse (2200211102), we get a palindrome (4211331124).

The spelling of 2011120022 in words is "two billion, eleven million, one hundred twenty thousand, twenty-two".