2101303129 has 4 divisors (see below), whose sum is σ = 2120941584. Its totient is φ = 2081664676.

The previous prime is 2101303121. The next prime is 2101303181. The reversal of 2101303129 is 9213031012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2101303129 - 2³ = 2101303121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101303121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9819067 + ... + 9819280.

It is an arithmetic number, because the mean of its divisors is an integer number (530235396).

Almost surely, 2^2101303129 is an apocalyptic number.

It is an amenable number.

2101303129 is a deficient number, since it is larger than the sum of its proper divisors (19638455).

2101303129 is a wasteful number, since it uses less digits than its factorization.

2101303129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19638454.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2101303129 is about 45839.9730475488. The cubic root of 2101303129 is about 1280.8439927319.

The spelling of 2101303129 in words is "two billion, one hundred one million, three hundred three thousand, one hundred twenty-nine".