2011200120022 has 4 divisors (see below), whose sum is σ = 3016800180036. Its totient is φ = 1005600060010.

The previous prime is 2011200120019. The next prime is 2011200120049. The reversal of 2011200120022 is 2200210021102.

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 = 2011200119984 and 2011200120011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502800030004 + ... + 502800030007.

It is an arithmetic number, because the mean of its divisors is an integer number (754200045009).

Almost surely, 2^{2011200120022} is an apocalyptic number.

2011200120022 is a deficient number, since it is larger than the sum of its proper divisors (1005600060014).

2011200120022 is a wasteful number, since it uses less digits than its factorization.

2011200120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005600060013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2011200120022 its reverse (2200210021102), we get a palindrome (4211410141124).

The spelling of 2011200120022 in words is "two trillion, eleven billion, two hundred million, one hundred twenty thousand, twenty-two".