2011221002029 has 2 divisors, whose sum is σ = 2011221002030. Its totient is φ = 2011221002028.

The previous prime is 2011221001973. The next prime is 2011221002053. The reversal of 2011221002029 is 9202001221102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1769437360804 + 241783641225 = 1330202^2 + 491715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011221002029 - 2¹¹ = 2011220999981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011221002059) 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, 1005610501014 + 1005610501015.

It is an arithmetic number, because the mean of its divisors is an integer number (1005610501015).

Almost surely, 2^{2011221002029} is an apocalyptic number.

It is an amenable number.

2011221002029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011221002029 is an equidigital number, since it uses as much as digits as its factorization.

2011221002029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2011221002029 in words is "two trillion, eleven billion, two hundred twenty-one million, two thousand, twenty-nine".