102212202 has 32 divisors (see below), whose sum is σ = 208001664. Its totient is φ = 33480000.

The previous prime is 102212141. The next prime is 102212213. The reversal of 102212202 is 202212201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90948 + ... + 92064.

It is an arithmetic number, because the mean of its divisors is an integer number (6500052).

Almost surely, 2^102212202 is an apocalyptic number.

102212202 is an abundant number, since it is smaller than the sum of its proper divisors (105789462).

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

102212202 is a wasteful number, since it uses less digits than its factorization.

102212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 102212202 is about 10110.0050445091. The cubic root of 102212202 is about 467.5566606571.

Adding to 102212202 its reverse (202212201), we get a palindrome (304424403).

Subtracting 102212202 from its reverse (202212201), we obtain a palindrome (99999999).

The spelling of 102212202 in words is "one hundred two million, two hundred twelve thousand, two hundred two".