215006102 has 4 divisors (see below), whose sum is σ = 322509156. Its totient is φ = 107503050.

The previous prime is 215006083. The next prime is 215006131. The reversal of 215006102 is 201600512.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53751524 + ... + 53751527.

It is an arithmetic number, because the mean of its divisors is an integer number (80627289).

Almost surely, 2^215006102 is an apocalyptic number.

215006102 is a deficient number, since it is larger than the sum of its proper divisors (107503054).

215006102 is a wasteful number, since it uses less digits than its factorization.

215006102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107503053.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 215006102 is about 14663.0863736118. The cubic root of 215006102 is about 599.0783089417.

Adding to 215006102 its reverse (201600512), we get a palindrome (416606614).

The spelling of 215006102 in words is "two hundred fifteen million, six thousand, one hundred two".