2011021101203 has 2 divisors, whose sum is σ = 2011021101204. Its totient is φ = 2011021101202.

The previous prime is 2011021101179. The next prime is 2011021101227. The reversal of 2011021101203 is 3021011201102.

It is a balanced prime because it is at equal distance from previous prime (2011021101179) and next prime (2011021101227).

It is a cyclic number.

It is not a de Polignac number, because 2011021101203 - 2⁶ = 2011021101139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011021101703) by changing a digit.

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, 1005510550601 + 1005510550602.

It is an arithmetic number, because the mean of its divisors is an integer number (1005510550602).

Almost surely, 2^{2011021101203} is an apocalyptic number.

2011021101203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011021101203 is an equidigital number, since it uses as much as digits as its factorization.

2011021101203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2011021101203 its reverse (3021011201102), we get a palindrome (5032032302305).

The spelling of 2011021101203 in words is "two trillion, eleven billion, twenty-one million, one hundred one thousand, two hundred three".