2135209102 has 8 divisors (see below), whose sum is σ = 3449183976. Its totient is φ = 985481112.

The previous prime is 2135209099. The next prime is 2135209123. The reversal of 2135209102 is 2019025312.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41061688 + ... + 41061739.

It is an arithmetic number, because the mean of its divisors is an integer number (431147997).

Almost surely, 2^2135209102 is an apocalyptic number.

2135209102 is a deficient number, since it is larger than the sum of its proper divisors (1313974874).

2135209102 is a wasteful number, since it uses less digits than its factorization.

2135209102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82123442.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2135209102 is about 46208.3228650424. The cubic root of 2135209102 is about 1287.6963678493.

The spelling of 2135209102 in words is "two billion, one hundred thirty-five million, two hundred nine thousand, one hundred two".