2101043029 has 2 divisors, whose sum is σ = 2101043030. Its totient is φ = 2101043028.

The previous prime is 2101042987. The next prime is 2101043051. The reversal of 2101043029 is 9203401012.

It is an a-pointer prime, because the next prime (2101043051) can be obtained adding 2101043029 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2098556100 + 2486929 = 45810^2 + 1577^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101043029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101043059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050521514 + 1050521515.

It is an arithmetic number, because the mean of its divisors is an integer number (1050521515).

Almost surely, 2^2101043029 is an apocalyptic number.

It is an amenable number.

2101043029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101043029 is an equidigital number, since it uses as much as digits as its factorization.

2101043029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2101043029 is about 45837.1359161979. The cubic root of 2101043029 is about 1280.7911427861.

The spelling of 2101043029 in words is "two billion, one hundred one million, forty-three thousand, twenty-nine".