2102016729 has 8 divisors (see below), whose sum is σ = 2855570112. Its totient is φ = 1374903920.

The previous prime is 2102016703. The next prime is 2102016733. The reversal of 2102016729 is 9276102012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2102016729 - 2¹⁷ = 2101885657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102016696 and 2102016705.

It is not an unprimeable number, because it can be changed into a prime (2102016769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6609957 + ... + 6610274.

It is an arithmetic number, because the mean of its divisors is an integer number (356946264).

Almost surely, 2^2102016729 is an apocalyptic number.

It is an amenable number.

2102016729 is a deficient number, since it is larger than the sum of its proper divisors (753553383).

2102016729 is a wasteful number, since it uses less digits than its factorization.

2102016729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13220287.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 2102016729 is about 45847.7559865257. The cubic root of 2102016729 is about 1280.9889673454.

The spelling of 2102016729 in words is "two billion, one hundred two million, sixteen thousand, seven hundred twenty-nine".