215442150202 has 8 divisors (see below), whose sum is σ = 323593538112. Its totient is φ = 107577637500.

The previous prime is 215442150167. The next prime is 215442150221. The reversal of 215442150202 is 202051244512.

It is a happy number.

215442150202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×215442150202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71716924 + ... + 71719927.

It is an arithmetic number, because the mean of its divisors is an integer number (40449192264).

Almost surely, 2^215442150202 is an apocalyptic number.

215442150202 is a deficient number, since it is larger than the sum of its proper divisors (108151387910).

215442150202 is a wasteful number, since it uses less digits than its factorization.

215442150202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143437604.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 215442150202 its reverse (202051244512), we get a palindrome (417493394714).

The spelling of 215442150202 in words is "two hundred fifteen billion, four hundred forty-two million, one hundred fifty thousand, two hundred two".