102212210212202 has 8 divisors (see below), whose sum is σ = 153752644824516. Its totient is φ = 50961328604032.

The previous prime is 102212210212187. The next prime is 102212210212207. The reversal of 102212210212202 is 202212012212201.

It can be written as a sum of positive squares in 2 ways, for example, as 93333008131801 + 8879202080401 = 9660901^2 + 2979799^2 .

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

It is not an unprimeable number, because it can be changed into a prime (102212210212207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72388250153 + ... + 72388251564.

Almost surely, 2^{102212210212202} is an apocalyptic number.

102212210212202 is a deficient number, since it is larger than the sum of its proper divisors (51540434612314).

102212210212202 is a wasteful number, since it uses less digits than its factorization.

102212210212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144776502072.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102212210212202 its reverse (202212012212201), we get a palindrome (304424222424403).

The spelling of 102212210212202 in words is "one hundred two trillion, two hundred twelve billion, two hundred ten million, two hundred twelve thousand, two hundred two".