210102220112 has 10 divisors (see below), whose sum is σ = 407073051498. Its totient is φ = 105051110048.

The previous prime is 210102220099. The next prime is 210102220169. The reversal of 210102220112 is 211022201012.

It can be written as a sum of positive squares in only one way, i.e., 175239355456 + 34862864656 = 418616^2 + 186716^2 .

It is a super-3 number, since 3×210102220112³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6565694363 + ... + 6565694394.

Almost surely, 2^210102220112 is an apocalyptic number.

It is an amenable number.

210102220112 is a deficient number, since it is larger than the sum of its proper divisors (196970831386).

210102220112 is a wasteful number, since it uses less digits than its factorization.

210102220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13131388765 (or 13131388759 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210102220112 its reverse (211022201012), we get a palindrome (421124421124).

The spelling of 210102220112 in words is "two hundred ten billion, one hundred two million, two hundred twenty thousand, one hundred twelve".