2011111022203 has 16 divisors (see below), whose sum is σ = 2209067470080. Its totient is φ = 1822370435424.

The previous prime is 2011111022189. The next prime is 2011111022209. The reversal of 2011111022203 is 3022201111102.

It is a cyclic number.

It is not a de Polignac number, because 2011111022203 - 2⁹ = 2011111021691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011111022209) 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, 23591725 + ... + 23676817.

It is an arithmetic number, because the mean of its divisors is an integer number (138066716880).

Almost surely, 2^{2011111022203} is an apocalyptic number.

2011111022203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2011111022203 is a deficient number, since it is larger than the sum of its proper divisors (197956447877).

2011111022203 is a wasteful number, since it uses less digits than its factorization.

2011111022203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139218.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2011111022203 its reverse (3022201111102), we get a palindrome (5033312133305).

The spelling of 2011111022203 in words is "two trillion, eleven billion, one hundred eleven million, twenty-two thousand, two hundred three".