102211204 has 6 divisors (see below), whose sum is σ = 178869614. Its totient is φ = 51105600.

The previous prime is 102211199. The next prime is 102211217. The reversal of 102211204 is 402112201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 98049604 + 4161600 = 9902^2 + 2040^2 .

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 as a sum of consecutive naturals, namely, 12776397 + ... + 12776404.

Almost surely, 2^102211204 is an apocalyptic number.

It is an amenable number.

102211204 is a deficient number, since it is larger than the sum of its proper divisors (76658410).

102211204 is a wasteful number, since it uses less digits than its factorization.

102211204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25552805 (or 25552803 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 102211204 is about 10109.9556873411. The cubic root of 102211204 is about 467.5551389109. Note that the first 3 decimals are identical.

Adding to 102211204 its reverse (402112201), we get a palindrome (504323405).

The spelling of 102211204 in words is "one hundred two million, two hundred eleven thousand, two hundred four".