215002152102 has 16 divisors (see below), whose sum is σ = 434835814320. Its totient is φ = 70862132352.

The previous prime is 215002152059. The next prime is 215002152103. The reversal of 215002152102 is 201251200512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215002152103) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 201312343 + ... + 201313410.

It is an arithmetic number, because the mean of its divisors is an integer number (27177238395).

Almost surely, 2^215002152102 is an apocalyptic number.

215002152102 is an abundant number, since it is smaller than the sum of its proper divisors (219833662218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

215002152102 is a wasteful number, since it uses less digits than its factorization.

215002152102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402625847.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 215002152102 its reverse (201251200512), we get a palindrome (416253352614).

The spelling of 215002152102 in words is "two hundred fifteen billion, two million, one hundred fifty-two thousand, one hundred two".